120212110211001 has 32 divisors (see below), whose sum is σ = 164045852006400. Its totient is φ = 78283132421760.

The previous prime is 120212110210987. The next prime is 120212110211021. The reversal of 120212110211001 is 100112011212021.

It is a happy number.

It is not a de Polignac number, because 120212110211001 - 2⁷ = 120212110210873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120212110211021) 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, 10249965 + ... + 18587253.

It is an arithmetic number, because the mean of its divisors is an integer number (5126432875200).

Almost surely, 2^{120212110211001} is an apocalyptic number.

It is an amenable number.

120212110211001 is a deficient number, since it is larger than the sum of its proper divisors (43833741795399).

120212110211001 is a wasteful number, since it uses less digits than its factorization.

120212110211001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8337989.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 120212110211001 its reverse (100112011212021), we get a palindrome (220324121423022).

The spelling of 120212110211001 in words is "one hundred twenty trillion, two hundred twelve billion, one hundred ten million, two hundred eleven thousand, one".