212213332101331 has 24 divisors (see below), whose sum is σ = 233927044742160. Its totient is φ = 190923898752000.

The previous prime is 212213332101257. The next prime is 212213332101371. The reversal of 212213332101331 is 133101233312212.

It is not a de Polignac number, because 212213332101331 - 2¹⁹ = 212213331577043 is a prime.

It is a super-2 number, since 2×212213332101331² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 212213332101331.

It is not an unprimeable number, because it can be changed into a prime (212213332101371) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4626485865 + ... + 4626531733.

It is an arithmetic number, because the mean of its divisors is an integer number (9746960197590).

Almost surely, 2^{212213332101331} is an apocalyptic number.

212213332101331 is a deficient number, since it is larger than the sum of its proper divisors (21713712640829).

212213332101331 is an equidigital number, since it uses as much as digits as its factorization.

212213332101331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90775 (or 90678 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 212213332101331 its reverse (133101233312212), we get a palindrome (345314565413543).

The spelling of 212213332101331 in words is "two hundred twelve trillion, two hundred thirteen billion, three hundred thirty-two million, one hundred one thousand, three hundred thirty-one".