10400131222 has 24 divisors (see below), whose sum is σ = 16903951560. Its totient is φ = 4796812800.

The previous prime is 10400131211. The next prime is 10400131229. The reversal of 10400131222 is 22213100401.

It is a junction number, because it is equal to n+sod(n) for n = 10400131196 and 10400131205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10400131229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 531529 + ... + 550747.

It is an arithmetic number, because the mean of its divisors is an integer number (704331315).

Almost surely, 2^10400131222 is an apocalyptic number.

10400131222 is a deficient number, since it is larger than the sum of its proper divisors (6503820338).

10400131222 is a wasteful number, since it uses less digits than its factorization.

10400131222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20848 (or 20835 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 10400131222 its reverse (22213100401), we get a palindrome (32613231623).

The spelling of 10400131222 in words is "ten billion, four hundred million, one hundred thirty-one thousand, two hundred twenty-two".