22231021131010 has 16 divisors (see below), whose sum is σ = 40022560104696. Its totient is φ = 8890914659328.

The previous prime is 22231021130987. The next prime is 22231021131019. The reversal of 22231021131010 is 1013112013222.

It can be written as a sum of positive squares in 4 ways, for example, as 17058494217249 + 5172526913761 = 4130193^2 + 2274319^2 .

It is a super-4 number, since 4×22231021131010⁴ (a number of 54 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (22231021131019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186661629 + ... + 186780688.

Almost surely, 2^{22231021131010} is an apocalyptic number.

22231021131010 is a deficient number, since it is larger than the sum of its proper divisors (17791538973686).

22231021131010 is a wasteful number, since it uses less digits than its factorization.

22231021131010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373448277.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 22231021131010 its reverse (1013112013222), we get a palindrome (23244133144232).

The spelling of 22231021131010 in words is "twenty-two trillion, two hundred thirty-one billion, twenty-one million, one hundred thirty-one thousand, ten".