102739313122 has 8 divisors (see below), whose sum is σ = 155634801372. Its totient is φ = 50861046000.

The previous prime is 102739313113. The next prime is 102739313137. The reversal of 102739313122 is 221313937201.

It can be written as a sum of positive squares in 2 ways, for example, as 91505645001 + 11233668121 = 302499^2 + 105989^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×102739313122² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254305029 + ... + 254305432.

Almost surely, 2^102739313122 is an apocalyptic number.

102739313122 is a deficient number, since it is larger than the sum of its proper divisors (52895488250).

102739313122 is a wasteful number, since it uses less digits than its factorization.

102739313122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508610564.

The product of its (nonzero) digits is 13608, while the sum is 34.

The spelling of 102739313122 in words is "one hundred two billion, seven hundred thirty-nine million, three hundred thirteen thousand, one hundred twenty-two".