900211000222101 has 32 divisors (see below), whose sum is σ = 1271941420032000. Its totient is φ = 564735039819840.

The previous prime is 900211000222099. The next prime is 900211000222129. The reversal of 900211000222101 is 101222000112009.

It is not a de Polignac number, because 900211000222101 - 2¹ = 900211000222099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900211000222901) 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, 2605878856 + ... + 2606224286.

It is an arithmetic number, because the mean of its divisors is an integer number (39748169376000).

Almost surely, 2^{900211000222101} is an apocalyptic number.

It is an amenable number.

900211000222101 is a deficient number, since it is larger than the sum of its proper divisors (371730419809899).

900211000222101 is a wasteful number, since it uses less digits than its factorization.

900211000222101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652449.

The product of its (nonzero) digits is 144, while the sum is 21.

The spelling of 900211000222101 in words is "nine hundred trillion, two hundred eleven billion, two hundred twenty-two thousand, one hundred one".