1222301022231 has 32 divisors (see below), whose sum is σ = 1767505296640. Its totient is φ = 748715145984.

The previous prime is 1222301022209. The next prime is 1222301022247. The reversal of 1222301022231 is 1322201032221.

It is not a de Polignac number, because 1222301022231 - 2¹⁴ = 1222301005847 is a prime.

It is a super-2 number, since 2×1222301022231² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1222301022198 and 1222301022207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222301022331) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 265705 + ... + 1585938.

It is an arithmetic number, because the mean of its divisors is an integer number (55234540520).

Almost surely, 2^{1222301022231} is an apocalyptic number.

1222301022231 is a deficient number, since it is larger than the sum of its proper divisors (545204274409).

1222301022231 is a wasteful number, since it uses less digits than its factorization.

1222301022231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1852015.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1222301022231 its reverse (1322201032221), we get a palindrome (2544502054452).

The spelling of 1222301022231 in words is "one trillion, two hundred twenty-two billion, three hundred one million, twenty-two thousand, two hundred thirty-one".