111021122002 has 16 divisors (see below), whose sum is σ = 190369730880. Its totient is φ = 47568529008.

The previous prime is 111021121987. The next prime is 111021122021. The reversal of 111021122002 is 200221120111.

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, 938148 + ... + 1049839.

It is an arithmetic number, because the mean of its divisors is an integer number (11898108180).

Almost surely, 2^111021122002 is an apocalyptic number.

111021122002 is a deficient number, since it is larger than the sum of its proper divisors (79348608878).

111021122002 is a wasteful number, since it uses less digits than its factorization.

111021122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1991985.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111021122002 its reverse (200221120111), we get a palindrome (311242242113).

The spelling of 111021122002 in words is "one hundred eleven billion, twenty-one million, one hundred twenty-two thousand, two".