100120221110001 has 16 divisors (see below), whose sum is σ = 140962888123200. Its totient is φ = 63034348062528.

The previous prime is 100120221109973. The next prime is 100120221110003. The reversal of 100120221110001 is 100011122021001.

It is not a de Polignac number, because 100120221110001 - 2¹⁷ = 100120220978929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100120221110003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2770478946 + ... + 2770515083.

It is an arithmetic number, because the mean of its divisors is an integer number (8810180507700).

Almost surely, 2^{100120221110001} is an apocalyptic number.

It is an amenable number.

100120221110001 is a deficient number, since it is larger than the sum of its proper divisors (40842667013199).

100120221110001 is a wasteful number, since it uses less digits than its factorization.

100120221110001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5540994368.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 100120221110001 its reverse (100011122021001), we get a palindrome (200131343131002).

The spelling of 100120221110001 in words is "one hundred trillion, one hundred twenty billion, two hundred twenty-one million, one hundred ten thousand, one".