213211211301232 has 40 divisors (see below), whose sum is σ = 439098461230176. Its totient is φ = 99944280293376.

The previous prime is 213211211301203. The next prime is 213211211301239. The reversal of 213211211301232 is 232103112112312.

It is a super-2 number, since 2×213211211301232² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 213211211301197 and 213211211301206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213211211301239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1524958788 + ... + 1525098595.

Almost surely, 2^{213211211301232} is an apocalyptic number.

It is an amenable number.

213211211301232 is an abundant number, since it is smaller than the sum of its proper divisors (225887249928944).

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

213211211301232 is a wasteful number, since it uses less digits than its factorization.

213211211301232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3050057665 (or 3050057659 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 213211211301232 its reverse (232103112112312), we get a palindrome (445314323413544).

The spelling of 213211211301232 in words is "two hundred thirteen trillion, two hundred eleven billion, two hundred eleven million, three hundred one thousand, two hundred thirty-two".