221122299026051 has 2 divisors, whose sum is σ = 221122299026052. Its totient is φ = 221122299026050.

The previous prime is 221122299026039. The next prime is 221122299026063. The reversal of 221122299026051 is 150620992221122.

It is a balanced prime because it is at equal distance from previous prime (221122299026039) and next prime (221122299026063).

It is a cyclic number.

It is not a de Polignac number, because 221122299026051 - 2⁴⁶ = 150753554848387 is a prime.

It is a super-2 number, since 2×221122299026051² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221122299025993 and 221122299026011.

It is not a weakly prime, because it can be changed into another prime (221122299026071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110561149513025 + 110561149513026.

It is an arithmetic number, because the mean of its divisors is an integer number (110561149513026).

Almost surely, 2^{221122299026051} is an apocalyptic number.

221122299026051 is a deficient number, since it is larger than the sum of its proper divisors (1).

221122299026051 is an equidigital number, since it uses as much as digits as its factorization.

221122299026051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 44.

The spelling of 221122299026051 in words is "two hundred twenty-one trillion, one hundred twenty-two billion, two hundred ninety-nine million, twenty-six thousand, fifty-one".