202100921472 has 64 divisors (see below), whose sum is σ = 536877783360. Its totient is φ = 67361049600.

The previous prime is 202100921471. The next prime is 202100921531. The reversal of 202100921472 is 274129001202.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (202100921471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7705693 + ... + 7731875.

It is an arithmetic number, because the mean of its divisors is an integer number (8388715365).

Almost surely, 2^202100921472 is an apocalyptic number.

It is an amenable number.

202100921472 is an abundant number, since it is smaller than the sum of its proper divisors (334776861888).

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

202100921472 is a wasteful number, since it uses less digits than its factorization.

202100921472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46301 (or 46289 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

Adding to 202100921472 its reverse (274129001202), we get a palindrome (476229922674).

The spelling of 202100921472 in words is "two hundred two billion, one hundred million, nine hundred twenty-one thousand, four hundred seventy-two".