210215045004100 has 36 divisors (see below), whose sum is σ = 456935900144724. Its totient is φ = 83944220308480.

The previous prime is 210215045004043. The next prime is 210215045004137. The reversal of 210215045004100 is 1400540512012.

It can be written as a sum of positive squares in 6 ways, for example, as 9665433309184 + 200549611694916 = 3108928^2 + 14161554^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1772411569 + ... + 1772530168.

It is an arithmetic number, because the mean of its divisors is an integer number (12692663892909).

Almost surely, 2^{210215045004100} is an apocalyptic number.

210215045004100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210215045004100 is an abundant number, since it is smaller than the sum of its proper divisors (246720855140624).

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

210215045004100 is a wasteful number, since it uses less digits than its factorization.

210215045004100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3544942344 (or 3544942337 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

Adding to 210215045004100 its reverse (1400540512012), we get a palindrome (211615585516112).

The spelling of 210215045004100 in words is "two hundred ten trillion, two hundred fifteen billion, forty-five million, four thousand, one hundred".