220112211221051 has 2 divisors, whose sum is σ = 220112211221052. Its totient is φ = 220112211221050.

The previous prime is 220112211221041. The next prime is 220112211221131. The reversal of 220112211221051 is 150122112211022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220112211221051 - 2⁶ = 220112211220987 is a prime.

It is not a weakly prime, because it can be changed into another prime (220112211221041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110056105610525 + 110056105610526.

It is an arithmetic number, because the mean of its divisors is an integer number (110056105610526).

Almost surely, 2^{220112211221051} is an apocalyptic number.

220112211221051 is a deficient number, since it is larger than the sum of its proper divisors (1).

220112211221051 is an equidigital number, since it uses as much as digits as its factorization.

220112211221051 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 23.

Adding to 220112211221051 its reverse (150122112211022), we get a palindrome (370234323432073).

The spelling of 220112211221051 in words is "two hundred twenty trillion, one hundred twelve billion, two hundred eleven million, two hundred twenty-one thousand, fifty-one".