120021222020001 has 32 divisors (see below), whose sum is σ = 163783616695680. Its totient is φ = 78153909889536.

The previous prime is 120021222019997. The next prime is 120021222020039. The reversal of 120021222020001 is 100020222120021.

It is not a de Polignac number, because 120021222020001 - 2² = 120021222019997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120021222020101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 871310805 + ... + 871448541.

It is an arithmetic number, because the mean of its divisors is an integer number (5118238021740).

Almost surely, 2^{120021222020001} is an apocalyptic number.

It is an amenable number.

120021222020001 is a deficient number, since it is larger than the sum of its proper divisors (43762394675679).

120021222020001 is a wasteful number, since it uses less digits than its factorization.

120021222020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169313.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 120021222020001 its reverse (100020222120021), we get a palindrome (220041444140022).

The spelling of 120021222020001 in words is "one hundred twenty trillion, twenty-one billion, two hundred twenty-two million, twenty thousand, one".