7212699953801 has 2 divisors, whose sum is σ = 7212699953802. Its totient is φ = 7212699953800.

The previous prime is 7212699953737. The next prime is 7212699953923. The reversal of 7212699953801 is 1083599962127.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7117428958201 + 95270995600 = 2667851^2 + 308660^2 .

It is a cyclic number.

It is not a de Polignac number, because 7212699953801 - 2⁶ = 7212699953737 is a prime.

It is not a weakly prime, because it can be changed into another prime (7212699956801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3606349976900 + 3606349976901.

It is an arithmetic number, because the mean of its divisors is an integer number (3606349976901).

Almost surely, 2^{7212699953801} is an apocalyptic number.

It is an amenable number.

7212699953801 is a deficient number, since it is larger than the sum of its proper divisors (1).

7212699953801 is an equidigital number, since it uses as much as digits as its factorization.

7212699953801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14696640, while the sum is 62.

The spelling of 7212699953801 in words is "seven trillion, two hundred twelve billion, six hundred ninety-nine million, nine hundred fifty-three thousand, eight hundred one".