52021510100 has 36 divisors (see below), whose sum is σ = 129013346784. Its totient is φ = 17835946080.

The previous prime is 52021510091. The next prime is 52021510103. The reversal of 52021510100 is 101512025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52021510103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37157522 + ... + 37158921.

Almost surely, 2^52021510100 is an apocalyptic number.

52021510100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52021510100 is an abundant number, since it is smaller than the sum of its proper divisors (76991836684).

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

52021510100 is a wasteful number, since it uses less digits than its factorization.

52021510100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74316464 (or 74316457 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 17.

The spelling of 52021510100 in words is "fifty-two billion, twenty-one million, five hundred ten thousand, one hundred".