73970820122 has 12 divisors (see below), whose sum is σ = 115990162890. Its totient is φ = 35377348248.

The previous prime is 73970820089. The next prime is 73970820137. The reversal of 73970820122 is 22102807937.

It can be written as a sum of positive squares in only one way, i.e., 61440032641 + 12530787481 = 247871^2 + 111941^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 73970820122.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34956797 + ... + 34958912.

Almost surely, 2^73970820122 is an apocalyptic number.

73970820122 is a deficient number, since it is larger than the sum of its proper divisors (42019342768).

73970820122 is a wasteful number, since it uses less digits than its factorization.

73970820122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69915757 (or 69915734 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 41.

The spelling of 73970820122 in words is "seventy-three billion, nine hundred seventy million, eight hundred twenty thousand, one hundred twenty-two".