100212052104520 has 64 divisors (see below), whose sum is σ = 230723836200000. Its totient is φ = 39152095573248.

The previous prime is 100212052104481. The next prime is 100212052104529. The reversal of 100212052104520 is 25401250212001.

It is a super-2 number, since 2×100212052104520² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100212052104529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144993526 + ... + 145683034.

It is an arithmetic number, because the mean of its divisors is an integer number (3605059940625).

Almost surely, 2^{100212052104520} is an apocalyptic number.

100212052104520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100212052104520 is an abundant number, since it is smaller than the sum of its proper divisors (130511784095480).

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

100212052104520 is a wasteful number, since it uses less digits than its factorization.

100212052104520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774062 (or 774058 counting only the distinct ones).

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

The spelling of 100212052104520 in words is "one hundred trillion, two hundred twelve billion, fifty-two million, one hundred four thousand, five hundred twenty".