139211072099 has 32 divisors (see below), whose sum is σ = 157363658496. Its totient is φ = 122056744320.

The previous prime is 139211072093. The next prime is 139211072101. The reversal of 139211072099 is 990270112931.

It is a Cunningham number, because it is equal to 373110²-1.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-139211072099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (139211072093) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16039349 + ... + 16048025.

It is an arithmetic number, because the mean of its divisors is an integer number (4917614328).

Almost surely, 2^139211072099 is an apocalyptic number.

139211072099 is a deficient number, since it is larger than the sum of its proper divisors (18152586397).

139211072099 is a wasteful number, since it uses less digits than its factorization.

139211072099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9155.

The product of its (nonzero) digits is 61236, while the sum is 44.

The spelling of 139211072099 in words is "one hundred thirty-nine billion, two hundred eleven million, seventy-two thousand, ninety-nine".