1012102020202 has 32 divisors (see below), whose sum is σ = 1868842789632. Its totient is φ = 400317704064.

The previous prime is 1012102020191. The next prime is 1012102020247. The reversal of 1012102020202 is 2020202012101.

It is a happy number.

It is a super-2 number, since 2×1012102020202² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 472603 + ... + 1499185.

It is an arithmetic number, because the mean of its divisors is an integer number (58401337176).

Almost surely, 2^{1012102020202} is an apocalyptic number.

1012102020202 is a deficient number, since it is larger than the sum of its proper divisors (856740769430).

1012102020202 is a wasteful number, since it uses less digits than its factorization.

1012102020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032022.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1012102020202 its reverse (2020202012101), we get a palindrome (3032304032303).

The spelling of 1012102020202 in words is "one trillion, twelve billion, one hundred two million, twenty thousand, two hundred two".