120100122122001 has 24 divisors (see below), whose sum is σ = 194376772632384. Its totient is φ = 65644787244960.

The previous prime is 120100122121997. The next prime is 120100122122003. The reversal of 120100122122001 is 100221221001021.

It is not a de Polignac number, because 120100122122001 - 2² = 120100122121997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120100122122003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17761032130 + ... + 17761038891.

It is an arithmetic number, because the mean of its divisors is an integer number (8099032193016).

Almost surely, 2^{120100122122001} is an apocalyptic number.

It is an amenable number.

120100122122001 is a deficient number, since it is larger than the sum of its proper divisors (74276650510383).

120100122122001 is a wasteful number, since it uses less digits than its factorization.

120100122122001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35522071061 (or 35522071054 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120100122122001 its reverse (100221221001021), we get a palindrome (220321343123022).

The spelling of 120100122122001 in words is "one hundred twenty trillion, one hundred billion, one hundred twenty-two million, one hundred twenty-two thousand, one".