121055320683 has 24 divisors (see below), whose sum is σ = 190924786416. Its totient is φ = 73301112000.

The previous prime is 121055320679. The next prime is 121055320717. The reversal of 121055320683 is 386023550121.

121055320683 is a `hidden beast` number, since 1 + 2 + 1 + 0 + 553 + 20 + 6 + 83 = 666.

It is not a de Polignac number, because 121055320683 - 2² = 121055320679 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121055320613) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 436768 + ... + 657933.

It is an arithmetic number, because the mean of its divisors is an integer number (7955199434).

Almost surely, 2^121055320683 is an apocalyptic number.

121055320683 is a deficient number, since it is larger than the sum of its proper divisors (69869465733).

121055320683 is a wasteful number, since it uses less digits than its factorization.

121055320683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095835 (or 1095832 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 121055320683 in words is "one hundred twenty-one billion, fifty-five million, three hundred twenty thousand, six hundred eighty-three".