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1022121122 = 211210938749
BaseRepresentation
bin111100111011000…
…101010010100010
32122020022010120212
4330323011102202
54043130333442
6245231334122
734220612651
oct7473052242
92566263525
101022121122
11484a62800
12246381342
131339b3bc9
1499a69198
155eb00a82
hex3cec54a2

1022121122 has 24 divisors (see below), whose sum is σ = 1700737500. Its totient is φ = 460326240.

The previous prime is 1022121097. The next prime is 1022121151. The reversal of 1022121122 is 2211212201.

1022121122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1011303601 + 10817521 = 31801^2 + 3289^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1022121097 and 1022121106.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7004 + ... + 45752.

Almost surely, 21022121122 is an apocalyptic number.

1022121122 is a deficient number, since it is larger than the sum of its proper divisors (678616378).

1022121122 is a wasteful number, since it uses less digits than its factorization.

1022121122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38882 (or 38871 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1022121122 is about 31970.6290523036. The cubic root of 1022121122 is about 1007.3199942764.

Adding to 1022121122 its reverse (2211212201), we get a palindrome (3233333323).

The spelling of 1022121122 in words is "one billion, twenty-two million, one hundred twenty-one thousand, one hundred twenty-two".

Divisors: 1 2 11 22 109 121 218 242 1199 2398 13189 26378 38749 77498 426239 852478 4223641 4688629 8447282 9377258 46460051 92920102 511060561 1022121122