14222999911961 has 2 divisors, whose sum is σ = 14222999911962. Its totient is φ = 14222999911960.

The previous prime is 14222999911933. The next prime is 14222999911987. The reversal of 14222999911961 is 16911999922241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7687205401561 + 6535794510400 = 2772581^2 + 2556520^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14222999911961 is a prime.

It is a super-2 number, since 2×14222999911961² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14222999911921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7111499955980 + 7111499955981.

It is an arithmetic number, because the mean of its divisors is an integer number (7111499955981).

Almost surely, 2^{14222999911961} is an apocalyptic number.

It is an amenable number.

14222999911961 is a deficient number, since it is larger than the sum of its proper divisors (1).

14222999911961 is an equidigital number, since it uses as much as digits as its factorization.

14222999911961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11337408, while the sum is 65.

The spelling of 14222999911961 in words is "fourteen trillion, two hundred twenty-two billion, nine hundred ninety-nine million, nine hundred eleven thousand, nine hundred sixty-one".