22110040302231 has 32 divisors (see below), whose sum is σ = 35159768137728. Its totient is φ = 12083811648480.

The previous prime is 22110040302209. The next prime is 22110040302247. The reversal of 22110040302231 is 13220304001122.

It is not a de Polignac number, because 22110040302231 - 2⁵ = 22110040302199 is a prime.

It is a super-2 number, since 2×22110040302231² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 22110040302198 and 22110040302207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22110040302131) 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, 2732460 + ... + 7189326.

It is an arithmetic number, because the mean of its divisors is an integer number (1098742754304).

Almost surely, 2^{22110040302231} is an apocalyptic number.

22110040302231 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22110040302231 is a deficient number, since it is larger than the sum of its proper divisors (13049727835497).

22110040302231 is a wasteful number, since it uses less digits than its factorization.

22110040302231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4467171.

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

Adding to 22110040302231 its reverse (13220304001122), we get a palindrome (35330344303353).

The spelling of 22110040302231 in words is "twenty-two trillion, one hundred ten billion, forty million, three hundred two thousand, two hundred thirty-one".