111020120002 has 16 divisors (see below), whose sum is σ = 184228012224. Its totient is φ = 49752934000.

The previous prime is 111020119967. The next prime is 111020120041. The reversal of 111020120002 is 200021020111.

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, 35536249 + ... + 35539372.

It is an arithmetic number, because the mean of its divisors is an integer number (11514250764).

Almost surely, 2^111020120002 is an apocalyptic number.

111020120002 is a deficient number, since it is larger than the sum of its proper divisors (73207892222).

111020120002 is a wasteful number, since it uses less digits than its factorization.

111020120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71075705.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 111020120002 its reverse (200021020111), we get a palindrome (311041140113).

The spelling of 111020120002 in words is "one hundred eleven billion, twenty million, one hundred twenty thousand, two".