22031324051 has 16 divisors (see below), whose sum is σ = 24291083520. Its totient is φ = 19814937120.

The previous prime is 22031324033. The next prime is 22031324071. The reversal of 22031324051 is 15042313022.

It is not a de Polignac number, because 22031324051 - 2⁶ = 22031323987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22031324071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 805466 + ... + 832368.

It is an arithmetic number, because the mean of its divisors is an integer number (1518192720).

Almost surely, 2^22031324051 is an apocalyptic number.

22031324051 is a deficient number, since it is larger than the sum of its proper divisors (2259759469).

22031324051 is a wasteful number, since it uses less digits than its factorization.

22031324051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27706.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 22031324051 its reverse (15042313022), we get a palindrome (37073637073).

The spelling of 22031324051 in words is "twenty-two billion, thirty-one million, three hundred twenty-four thousand, fifty-one".