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1320102212 = 2211132307871
BaseRepresentation
bin100111010101111…
…0010100101000100
310102000000010210112
41032223302211010
510200421232322
6334554212152
744466453332
oct11653624504
93360003715
101320102212
11618188370
1230a124058
13180655a90
14c7474b52
157ad615e2
hex4eaf2944

1320102212 has 24 divisors (see below), whose sum is σ = 2714057472. Its totient is φ = 553888800.

The previous prime is 1320102209. The next prime is 1320102239. The reversal of 1320102212 is 2122010231.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1153364 + ... + 1154507.

It is an arithmetic number, because the mean of its divisors is an integer number (113085728).

Almost surely, 21320102212 is an apocalyptic number.

It is an amenable number.

1320102212 is an abundant number, since it is smaller than the sum of its proper divisors (1393955260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1320102212 is a wasteful number, since it uses less digits than its factorization.

1320102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2307899 (or 2307897 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1320102212 is about 36333.2108682951. The cubic root of 1320102212 is about 1096.9896235460.

Adding to 1320102212 its reverse (2122010231), we get a palindrome (3442112443).

The spelling of 1320102212 in words is "one billion, three hundred twenty million, one hundred two thousand, two hundred twelve".

Divisors: 1 2 4 11 13 22 26 44 52 143 286 572 2307871 4615742 9231484 25386581 30002323 50773162 60004646 101546324 120009292 330025553 660051106 1320102212