83121330722158 has 8 divisors (see below), whose sum is σ = 124724945453328. Its totient is φ = 41546348904384.

The previous prime is 83121330722137. The next prime is 83121330722237. The reversal of 83121330722158 is 85122703312138.

83121330722158 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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, 7158221091 + ... + 7158232702.

It is an arithmetic number, because the mean of its divisors is an integer number (15590618181666).

Almost surely, 2^{83121330722158} is an apocalyptic number.

83121330722158 is a deficient number, since it is larger than the sum of its proper divisors (41603614731170).

83121330722158 is a wasteful number, since it uses less digits than its factorization.

83121330722158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14316456698.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 83121330722158 in words is "eighty-three trillion, one hundred twenty-one billion, three hundred thirty million, seven hundred twenty-two thousand, one hundred fifty-eight".