121012002221002 has 8 divisors (see below), whose sum is σ = 181518111330336. Its totient is φ = 60505965110892.

The previous prime is 121012002220943. The next prime is 121012002221023. The reversal of 121012002221002 is 200122200210121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13580998 + ... + 20651089.

It is an arithmetic number, because the mean of its divisors is an integer number (22689763916292).

Almost surely, 2^{121012002221002} is an apocalyptic number.

121012002221002 is a deficient number, since it is larger than the sum of its proper divisors (60506109109334).

121012002221002 is a wasteful number, since it uses less digits than its factorization.

121012002221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35999612.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 121012002221002 its reverse (200122200210121), we get a palindrome (321134202431123).

The spelling of 121012002221002 in words is "one hundred twenty-one trillion, twelve billion, two million, two hundred twenty-one thousand, two".