7212699953923 has 2 divisors, whose sum is σ = 7212699953924. Its totient is φ = 7212699953922.

The previous prime is 7212699953801. The next prime is 7212699953971. The reversal of 7212699953923 is 3293599962127.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7212699953923 - 2⁹ = 7212699953411 is a prime.

It is not a weakly prime, because it can be changed into another prime (7212699653923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3606349976961 + 3606349976962.

It is an arithmetic number, because the mean of its divisors is an integer number (3606349976962).

Almost surely, 2^{7212699953923} is an apocalyptic number.

7212699953923 is a deficient number, since it is larger than the sum of its proper divisors (1).

7212699953923 is an equidigital number, since it uses as much as digits as its factorization.

7212699953923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 99202320, while the sum is 67.

The spelling of 7212699953923 in words is "seven trillion, two hundred twelve billion, six hundred ninety-nine million, nine hundred fifty-three thousand, nine hundred twenty-three".