1012210112102 has 16 divisors (see below), whose sum is σ = 1735637278752. Its totient is φ = 433699347840.

The previous prime is 1012210112063. The next prime is 1012210112129. The reversal of 1012210112102 is 2012110122101.

It is a super-2 number, since 2×1012210112102² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent 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, 8688899 + ... + 8804622.

It is an arithmetic number, because the mean of its divisors is an integer number (108477329922).

Almost surely, 2^{1012210112102} is an apocalyptic number.

1012210112102 is a deficient number, since it is larger than the sum of its proper divisors (723427166650).

1012210112102 is a wasteful number, since it uses less digits than its factorization.

1012210112102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17497663.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1012210112102 its reverse (2012110122101), we get a palindrome (3024320234203).

Subtracting 1012210112102 from its reverse (2012110122101), we obtain a palindrome (999900009999).

The spelling of 1012210112102 in words is "one trillion, twelve billion, two hundred ten million, one hundred twelve thousand, one hundred two".