240220979941 has 2 divisors, whose sum is σ = 240220979942. Its totient is φ = 240220979940.

The previous prime is 240220979927. The next prime is 240220979953. The reversal of 240220979941 is 149979022042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 191576913025 + 48644066916 = 437695^2 + 220554^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240220979941 is a prime.

It is a super-2 number, since 2×240220979941² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240220779941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120110489970 + 120110489971.

It is an arithmetic number, because the mean of its divisors is an integer number (120110489971).

Almost surely, 2^240220979941 is an apocalyptic number.

It is an amenable number.

240220979941 is a deficient number, since it is larger than the sum of its proper divisors (1).

240220979941 is an equidigital number, since it uses as much as digits as its factorization.

240220979941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 49.

The spelling of 240220979941 in words is "two hundred forty billion, two hundred twenty million, nine hundred seventy-nine thousand, nine hundred forty-one".