901220010100212 has 96 divisors (see below), whose sum is σ = 2356070869756800. Its totient is φ = 265709668446720.

The previous prime is 901220010100133. The next prime is 901220010100237. The reversal of 901220010100212 is 212001010022109.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 205680414 + ... + 210016362.

It is an arithmetic number, because the mean of its divisors is an integer number (24542404893300).

Almost surely, 2^{901220010100212} is an apocalyptic number.

It is an amenable number.

901220010100212 is an abundant number, since it is smaller than the sum of its proper divisors (1454850859656588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

901220010100212 is a wasteful number, since it uses less digits than its factorization.

901220010100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4378561 (or 4378559 counting only the distinct ones).

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

The spelling of 901220010100212 in words is "nine hundred one trillion, two hundred twenty billion, ten million, one hundred thousand, two hundred twelve".