22400251052051 has 2 divisors, whose sum is σ = 22400251052052. Its totient is φ = 22400251052050.

The previous prime is 22400251052033. The next prime is 22400251052057. The reversal of 22400251052051 is 15025015200422.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22400251052051 - 2⁶ = 22400251051987 is a prime.

It is a super-2 number, since 2×22400251052051² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22400251052057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11200125526025 + 11200125526026.

It is an arithmetic number, because the mean of its divisors is an integer number (11200125526026).

Almost surely, 2^{22400251052051} is an apocalyptic number.

22400251052051 is a deficient number, since it is larger than the sum of its proper divisors (1).

22400251052051 is an equidigital number, since it uses as much as digits as its factorization.

22400251052051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8000, while the sum is 29.

Adding to 22400251052051 its reverse (15025015200422), we get a palindrome (37425266252473).

The spelling of 22400251052051 in words is "twenty-two trillion, four hundred billion, two hundred fifty-one million, fifty-two thousand, fifty-one".