1020113101102 has 48 divisors (see below), whose sum is σ = 1661270151168. Its totient is φ = 469496534400.

The previous prime is 1020113101097. The next prime is 1020113101129. The reversal of 1020113101102 is 2011013110201.

It is a happy number.

It is a super-2 number, since 2×1020113101102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39296227 + ... + 39322177.

It is an arithmetic number, because the mean of its divisors is an integer number (34609794816).

Almost surely, 2^{1020113101102} is an apocalyptic number.

1020113101102 is a deficient number, since it is larger than the sum of its proper divisors (641157050066).

1020113101102 is a wasteful number, since it uses less digits than its factorization.

1020113101102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27481 (or 27464 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1020113101102 its reverse (2011013110201), we get a palindrome (3031126211303).

Subtracting 1020113101102 from its reverse (2011013110201), we obtain a palindrome (990900009099).

The spelling of 1020113101102 in words is "one trillion, twenty billion, one hundred thirteen million, one hundred one thousand, one hundred two".