11222120222051 has 2 divisors, whose sum is σ = 11222120222052. Its totient is φ = 11222120222050.

The previous prime is 11222120221979. The next prime is 11222120222063. The reversal of 11222120222051 is 15022202122211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11222120222051 - 2³⁰ = 11221046480227 is a prime.

It is not a weakly prime, because it can be changed into another prime (11222120227051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611060111025 + 5611060111026.

It is an arithmetic number, because the mean of its divisors is an integer number (5611060111026).

Almost surely, 2^{11222120222051} is an apocalyptic number.

11222120222051 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222120222051 is an equidigital number, since it uses as much as digits as its factorization.

11222120222051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 11222120222051 its reverse (15022202122211), we get a palindrome (26244322344262).

The spelling of 11222120222051 in words is "eleven trillion, two hundred twenty-two billion, one hundred twenty million, two hundred twenty-two thousand, fifty-one".