222012422131 has 16 divisors (see below), whose sum is σ = 239098629600. Its totient is φ = 205374878208.

The previous prime is 222012422113. The next prime is 222012422143. The reversal of 222012422131 is 131224210222.

It is a cyclic number.

It is not a de Polignac number, because 222012422131 - 2¹¹ = 222012420083 is a prime.

It is a super-2 number, since 2×222012422131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222012422171) 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, 6833281 + ... + 6865693.

It is an arithmetic number, because the mean of its divisors is an integer number (14943664350).

Almost surely, 2^222012422131 is an apocalyptic number.

222012422131 is a deficient number, since it is larger than the sum of its proper divisors (17086207469).

222012422131 is a wasteful number, since it uses less digits than its factorization.

222012422131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39318.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 222012422131 its reverse (131224210222), we get a palindrome (353236632353).

The spelling of 222012422131 in words is "two hundred twenty-two billion, twelve million, four hundred twenty-two thousand, one hundred thirty-one".