111202000102020 has 24 divisors (see below), whose sum is σ = 311365600285824. Its totient is φ = 29653866693856.

The previous prime is 111202000101989. The next prime is 111202000102051. The reversal of 111202000102020 is 20201000202111.

It is an interprime number because it is at equal distance from previous prime (111202000101989) and next prime (111202000102051).

It is a super-3 number, since 3×111202000102020³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 111202000101987 and 111202000102005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 926683334124 + ... + 926683334243.

It is an arithmetic number, because the mean of its divisors is an integer number (12973566678576).

Almost surely, 2^{111202000102020} is an apocalyptic number.

111202000102020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111202000102020 is an abundant number, since it is smaller than the sum of its proper divisors (200163600183804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111202000102020 is a wasteful number, since it uses less digits than its factorization.

111202000102020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1853366668379 (or 1853366668377 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 111202000102020 its reverse (20201000202111), we get a palindrome (131403000304131).

The spelling of 111202000102020 in words is "one hundred eleven trillion, two hundred two billion, one hundred two thousand, twenty".