88220161121 has 2 divisors, whose sum is σ = 88220161122. Its totient is φ = 88220161120.

The previous prime is 88220161039. The next prime is 88220161129. The reversal of 88220161121 is 12116102288.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67610400400 + 20609760721 = 260020^2 + 143561^2 .

It is a cyclic number.

It is not a de Polignac number, because 88220161121 - 2¹⁰ = 88220160097 is a prime.

It is not a weakly prime, because it can be changed into another prime (88220161129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44110080560 + 44110080561.

It is an arithmetic number, because the mean of its divisors is an integer number (44110080561).

Almost surely, 2^88220161121 is an apocalyptic number.

It is an amenable number.

88220161121 is a deficient number, since it is larger than the sum of its proper divisors (1).

88220161121 is an equidigital number, since it uses as much as digits as its factorization.

88220161121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 32.

The spelling of 88220161121 in words is "eighty-eight billion, two hundred twenty million, one hundred sixty-one thousand, one hundred twenty-one".