22251143434051 has 16 divisors (see below), whose sum is σ = 25762300784640. Its totient is φ = 18823289078880.

The previous prime is 22251143434049. The next prime is 22251143434057. The reversal of 22251143434051 is 15043434115222.

It is a cyclic number.

It is not a de Polignac number, because 22251143434051 - 2¹ = 22251143434049 is a prime.

It is a super-2 number, since 2×22251143434051² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22251143434051.

It is not an unprimeable number, because it can be changed into a prime (22251143434057) 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, 6868540 + ... + 9574921.

It is an arithmetic number, because the mean of its divisors is an integer number (1610143799040).

Almost surely, 2^{22251143434051} is an apocalyptic number.

22251143434051 is a deficient number, since it is larger than the sum of its proper divisors (3511157350589).

22251143434051 is a wasteful number, since it uses less digits than its factorization.

22251143434051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16445994.

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 22251143434051 its reverse (15043434115222), we get a palindrome (37294577549273).

The spelling of 22251143434051 in words is "twenty-two trillion, two hundred fifty-one billion, one hundred forty-three million, four hundred thirty-four thousand, fifty-one".