120021122012 has 48 divisors (see below), whose sum is σ = 235136829312. Its totient is φ = 53132479680.

The previous prime is 120021121939. The next prime is 120021122027. The reversal of 120021122012 is 210221120021.

It is a congruent number.

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, 565118 + ... + 747930.

It is an arithmetic number, because the mean of its divisors is an integer number (4898683944).

Almost surely, 2^120021122012 is an apocalyptic number.

It is an amenable number.

120021122012 is a deficient number, since it is larger than the sum of its proper divisors (115115707300).

120021122012 is a wasteful number, since it uses less digits than its factorization.

120021122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183218 (or 183216 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 120021122012 its reverse (210221120021), we get a palindrome (330242242033).

The spelling of 120021122012 in words is "one hundred twenty billion, twenty-one million, one hundred twenty-two thousand, twelve".