111002121002 has 16 divisors (see below), whose sum is σ = 174043605312. Its totient is φ = 52995951360.

The previous prime is 111002120921. The next prime is 111002121017. The reversal of 111002121002 is 200121200111.

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, 2064524 + ... + 2117607.

It is an arithmetic number, because the mean of its divisors is an integer number (10877725332).

Almost surely, 2^111002121002 is an apocalyptic number.

111002121002 is a deficient number, since it is larger than the sum of its proper divisors (63041484310).

111002121002 is a wasteful number, since it uses less digits than its factorization.

111002121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4182733.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 111002121002 its reverse (200121200111), we get a palindrome (311123321113).

The spelling of 111002121002 in words is "one hundred eleven billion, two million, one hundred twenty-one thousand, two".