213200826350181 has 16 divisors (see below), whose sum is σ = 284569732285056. Its totient is φ = 141982959134016.

The previous prime is 213200826350119. The next prime is 213200826350201. The reversal of 213200826350181 is 181053628002312.

It is not a de Polignac number, because 213200826350181 - 2⁶ = 213200826350117 is a prime.

It is a super-2 number, since 2×213200826350181² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213200826351181) 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, 7918671 + ... + 22115763.

It is an arithmetic number, because the mean of its divisors is an integer number (17785608267816).

Almost surely, 2^{213200826350181} is an apocalyptic number.

It is an amenable number.

213200826350181 is a deficient number, since it is larger than the sum of its proper divisors (71368905934875).

213200826350181 is a wasteful number, since it uses less digits than its factorization.

213200826350181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14202412.

The product of its (nonzero) digits is 138240, while the sum is 42.

The spelling of 213200826350181 in words is "two hundred thirteen trillion, two hundred billion, eight hundred twenty-six million, three hundred fifty thousand, one hundred eighty-one".