212022013131 has 64 divisors (see below), whose sum is σ = 330218864640. Its totient is φ = 134192155680.

The previous prime is 212022013121. The next prime is 212022013171. The reversal of 212022013131 is 131310220212.

It is not a de Polignac number, because 212022013131 - 2⁷ = 212022013003 is a prime.

It is a super-2 number, since 2×212022013131² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212022013111) 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 63 ways as a sum of consecutive naturals, for example, 102772606 + ... + 102774668.

It is an arithmetic number, because the mean of its divisors is an integer number (5159669760).

Almost surely, 2^212022013131 is an apocalyptic number.

212022013131 is a deficient number, since it is larger than the sum of its proper divisors (118196851509).

212022013131 is a wasteful number, since it uses less digits than its factorization.

212022013131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3253 (or 3247 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 212022013131 its reverse (131310220212), we get a palindrome (343332233343).

The spelling of 212022013131 in words is "two hundred twelve billion, twenty-two million, thirteen thousand, one hundred thirty-one".