1111112120102 has 64 divisors (see below), whose sum is σ = 1763067487680. Its totient is φ = 524428498944.

The previous prime is 1111112120087. The next prime is 1111112120117. The reversal of 1111112120102 is 2010212111111.

It is an interprime number because it is at equal distance from previous prime (1111112120087) and next prime (1111112120117).

It is a super-2 number, since 2×1111112120102² (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 31 ways as a sum of consecutive naturals, for example, 744213668 + ... + 744215160.

It is an arithmetic number, because the mean of its divisors is an integer number (27547929495).

Almost surely, 2^{1111112120102} is an apocalyptic number.

1111112120102 is a deficient number, since it is larger than the sum of its proper divisors (651955367578).

1111112120102 is a wasteful number, since it uses less digits than its factorization.

1111112120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3017.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1111112120102 its reverse (2010212111111), we get a palindrome (3121324231213).

The spelling of 1111112120102 in words is "one trillion, one hundred eleven billion, one hundred twelve million, one hundred twenty thousand, one hundred two".