210099434375 has 12 divisors (see below), whose sum is σ = 262607488920. Its totient is φ = 168079545000.

The previous prime is 210099434371. The next prime is 210099434387. The reversal of 210099434375 is 573434990012.

It is a happy number.

It is not a de Polignac number, because 210099434375 - 2² = 210099434371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210099434371) 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, 33612785 + ... + 33619034.

It is an arithmetic number, because the mean of its divisors is an integer number (21883957410).

Almost surely, 2^210099434375 is an apocalyptic number.

210099434375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

210099434375 is a deficient number, since it is larger than the sum of its proper divisors (52508054545).

210099434375 is an frugal number, since it uses more digits than its factorization.

210099434375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67231844 (or 67231824 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 47.

The spelling of 210099434375 in words is "two hundred ten billion, ninety-nine million, four hundred thirty-four thousand, three hundred seventy-five".