902101211001201 has 4 divisors (see below), whose sum is σ = 1202801614668272. Its totient is φ = 601400807334132.

The previous prime is 902101211001197. The next prime is 902101211001247. The reversal of 902101211001201 is 102100112101209.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 902101211001201 - 2² = 902101211001197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (902101211001271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150350201833531 + ... + 150350201833536.

It is an arithmetic number, because the mean of its divisors is an integer number (300700403667068).

Almost surely, 2^{902101211001201} is an apocalyptic number.

It is an amenable number.

902101211001201 is a deficient number, since it is larger than the sum of its proper divisors (300700403667071).

902101211001201 is a wasteful number, since it uses less digits than its factorization.

902101211001201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300700403667070.

The product of its (nonzero) digits is 72, while the sum is 21.

The spelling of 902101211001201 in words is "nine hundred two trillion, one hundred one billion, two hundred eleven million, one thousand, two hundred one".