213243153255132 has 96 divisors (see below), whose sum is σ = 668062466179584. Its totient is φ = 51127229548800.

The previous prime is 213243153255037. The next prime is 213243153255133. The reversal of 213243153255132 is 231552351342312.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213243153255133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8876243119 + ... + 8876267142.

It is an arithmetic number, because the mean of its divisors is an integer number (6958984022704).

Almost surely, 2^{213243153255132} is an apocalyptic number.

213243153255132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

213243153255132 is an abundant number, since it is smaller than the sum of its proper divisors (454819312924452).

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

213243153255132 is a wasteful number, since it uses less digits than its factorization.

213243153255132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17752510299 (or 17752510297 counting only the distinct ones).

The product of its digits is 648000, while the sum is 42.

The spelling of 213243153255132 in words is "two hundred thirteen trillion, two hundred forty-three billion, one hundred fifty-three million, two hundred fifty-five thousand, one hundred thirty-two".