213002120231022 has 32 divisors (see below), whose sum is σ = 427763076412320. Its totient is φ = 70707783687680.

The previous prime is 213002120231003. The next prime is 213002120231023. The reversal of 213002120231022 is 220132021200312.

It is a self number, because there is not a number n which added to its sum of digits gives 213002120231022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213002120231023) 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, 23092503 + ... + 30972050.

It is an arithmetic number, because the mean of its divisors is an integer number (13367596137885).

Almost surely, 2^{213002120231022} is an apocalyptic number.

213002120231022 is an abundant number, since it is smaller than the sum of its proper divisors (214760956181298).

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

213002120231022 is a wasteful number, since it uses less digits than its factorization.

213002120231022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54067268.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 213002120231022 its reverse (220132021200312), we get a palindrome (433134141431334).

The spelling of 213002120231022 in words is "two hundred thirteen trillion, two billion, one hundred twenty million, two hundred thirty-one thousand, twenty-two".