2220322011231 has 16 divisors (see below), whose sum is σ = 2965489726464. Its totient is φ = 1477684788864.

The previous prime is 2220322011223. The next prime is 2220322011247. The reversal of 2220322011231 is 1321102230222.

It is not a de Polignac number, because 2220322011231 - 2³ = 2220322011223 is a prime.

It is a super-2 number, since 2×2220322011231² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2220322011198 and 2220322011207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220322011251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42834976 + ... + 42886778.

It is an arithmetic number, because the mean of its divisors is an integer number (185343107904).

Almost surely, 2^{2220322011231} is an apocalyptic number.

2220322011231 is a deficient number, since it is larger than the sum of its proper divisors (745167715233).

2220322011231 is a wasteful number, since it uses less digits than its factorization.

2220322011231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75950.

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

Adding to 2220322011231 its reverse (1321102230222), we get a palindrome (3541424241453).

The spelling of 2220322011231 in words is "two trillion, two hundred twenty billion, three hundred twenty-two million, eleven thousand, two hundred thirty-one".