10001131222 has 16 divisors (see below), whose sum is σ = 15330788352. Its totient is φ = 4891006120.

The previous prime is 10001131169. The next prime is 10001131237. The reversal of 10001131222 is 22213110001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115197 + ... + 182407.

It is an arithmetic number, because the mean of its divisors is an integer number (958174272).

Almost surely, 2^10001131222 is an apocalyptic number.

10001131222 is a deficient number, since it is larger than the sum of its proper divisors (5329657130).

10001131222 is a wasteful number, since it uses less digits than its factorization.

10001131222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68843.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 10001131222 its reverse (22213110001), we get a palindrome (32214241223).

The spelling of 10001131222 in words is "ten billion, one million, one hundred thirty-one thousand, two hundred twenty-two".