222222001051 has 2 divisors, whose sum is σ = 222222001052. Its totient is φ = 222222001050.

The previous prime is 222222000983. The next prime is 222222001063. The reversal of 222222001051 is 150100222222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222222001051 - 2³⁵ = 187862262683 is a prime.

It is a super-2 number, since 2×222222001051² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (222222001951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111111000525 + 111111000526.

It is an arithmetic number, because the mean of its divisors is an integer number (111111000526).

Almost surely, 2^222222001051 is an apocalyptic number.

222222001051 is a deficient number, since it is larger than the sum of its proper divisors (1).

222222001051 is an equidigital number, since it uses as much as digits as its factorization.

222222001051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 222222001051 its reverse (150100222222), we get a palindrome (372322223273).

The spelling of 222222001051 in words is "two hundred twenty-two billion, two hundred twenty-two million, one thousand, fifty-one".