120021112122002 has 32 divisors (see below), whose sum is σ = 221668886138112. Its totient is φ = 47461283440704.

The previous prime is 120021112121947. The next prime is 120021112122071. The reversal of 120021112122002 is 200221211120021.

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, 135641693 + ... + 136523664.

It is an arithmetic number, because the mean of its divisors is an integer number (6927152691816).

Almost surely, 2^{120021112122002} is an apocalyptic number.

120021112122002 is a deficient number, since it is larger than the sum of its proper divisors (101647774016110).

120021112122002 is a wasteful number, since it uses less digits than its factorization.

120021112122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272167802.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 120021112122002 its reverse (200221211120021), we get a palindrome (320242323242023).

The spelling of 120021112122002 in words is "one hundred twenty trillion, twenty-one billion, one hundred twelve million, one hundred twenty-two thousand, two".