1120102101 has 20 divisors (see below), whose sum is σ = 1676908992. Its totient is φ = 745096968.

The previous prime is 1120102099. The next prime is 1120102111. The reversal of 1120102101 is 1012010211.

It is a happy number.

It is not a de Polignac number, because 1120102101 - 2¹ = 1120102099 is a prime.

It is a super-2 number, since 2×1120102101² = 2509257433329228402, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120102111) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 22570 + ... + 52436.

Almost surely, 2^1120102101 is an apocalyptic number.

It is an amenable number.

1120102101 is a deficient number, since it is larger than the sum of its proper divisors (556806891).

1120102101 is an equidigital number, since it uses as much as digits as its factorization.

1120102101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30342 (or 30333 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 1120102101 is about 33467.9264520526. The cubic root of 1120102101 is about 1038.5303764852.

Adding to 1120102101 its reverse (1012010211), we get a palindrome (2132112312).

It can be divided in two parts, 112010210 and 1, that added together give a palindrome (112010211).

The spelling of 1120102101 in words is "one billion, one hundred twenty million, one hundred two thousand, one hundred one".