22001222011051 has 2 divisors, whose sum is σ = 22001222011052. Its totient is φ = 22001222011050.

The previous prime is 22001222010967. The next prime is 22001222011061. The reversal of 22001222011051 is 15011022210022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22001222011051 - 2²⁹ = 22000685140139 is a prime.

It is a super-2 number, since 2×22001222011051² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22001222011061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000611005525 + 11000611005526.

It is an arithmetic number, because the mean of its divisors is an integer number (11000611005526).

Almost surely, 2^{22001222011051} is an apocalyptic number.

22001222011051 is a deficient number, since it is larger than the sum of its proper divisors (1).

22001222011051 is an equidigital number, since it uses as much as digits as its factorization.

22001222011051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 160, while the sum is 19.

Adding to 22001222011051 its reverse (15011022210022), we get a palindrome (37012244221073).

The spelling of 22001222011051 in words is "twenty-two trillion, one billion, two hundred twenty-two million, eleven thousand, fifty-one".