120212110222001 has 48 divisors (see below), whose sum is σ = 150087199789440. Its totient is φ = 94192810225920.

The previous prime is 120212110221977. The next prime is 120212110222013. The reversal of 120212110222001 is 100222011212021.

It is not a de Polignac number, because 120212110222001 - 2²⁶ = 120212043113137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120212110222081) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 120934946 + ... + 121924916.

It is an arithmetic number, because the mean of its divisors is an integer number (3126816662280).

Almost surely, 2^{120212110222001} is an apocalyptic number.

It is an amenable number.

120212110222001 is a deficient number, since it is larger than the sum of its proper divisors (29875089567439).

120212110222001 is a wasteful number, since it uses less digits than its factorization.

120212110222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991702 (or 991683 counting only the distinct ones).

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

Adding to 120212110222001 its reverse (100222011212021), we get a palindrome (220434121434022).

The spelling of 120212110222001 in words is "one hundred twenty trillion, two hundred twelve billion, one hundred ten million, two hundred twenty-two thousand, one".