696610811012121 has 48 divisors (see below), whose sum is σ = 1022065551707200. Its totient is φ = 457103294613504.

The previous prime is 696610811012117. The next prime is 696610811012231. The reversal of 696610811012121 is 121210118016696.

696610811012121 is a `hidden beast` number, since 6 + 9 + 6 + 610 + 8 + 1 + 1 + 0 + 1 + 2 + 1 + 21 = 666.

It is not a de Polignac number, because 696610811012121 - 2² = 696610811012117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (696610811412121) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3753825225 + ... + 3754010793.

Almost surely, 2^{696610811012121} is an apocalyptic number.

It is an amenable number.

696610811012121 is a deficient number, since it is larger than the sum of its proper divisors (325454740695079).

696610811012121 is a wasteful number, since it uses less digits than its factorization.

696610811012121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190678 (or 190675 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 45.

The spelling of 696610811012121 in words is "six hundred ninety-six trillion, six hundred ten billion, eight hundred eleven million, twelve thousand, one hundred twenty-one".