111020231202 has 32 divisors (see below), whose sum is σ = 234083025792. Its totient is φ = 35032825344.

The previous prime is 111020231173. The next prime is 111020231233. The reversal of 111020231202 is 202132020111.

It is a super-2 number, since 2×111020231202² (a number of 23 digits) contains 22 as substring.

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, 4133493 + ... + 4160264.

It is an arithmetic number, because the mean of its divisors is an integer number (7315094556).

Almost surely, 2^111020231202 is an apocalyptic number.

111020231202 is an abundant number, since it is smaller than the sum of its proper divisors (123062794590).

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

111020231202 is a wasteful number, since it uses less digits than its factorization.

111020231202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8293882.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 111020231202 its reverse (202132020111), we get a palindrome (313152251313).

The spelling of 111020231202 in words is "one hundred eleven billion, twenty million, two hundred thirty-one thousand, two hundred two".