120155502871 has 2 divisors, whose sum is σ = 120155502872. Its totient is φ = 120155502870.

The previous prime is 120155502823. The next prime is 120155502881. The reversal of 120155502871 is 178205551021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120155502871 - 2²⁹ = 119618631959 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120155502871.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120155502881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60077751435 + 60077751436.

It is an arithmetic number, because the mean of its divisors is an integer number (60077751436).

Almost surely, 2^120155502871 is an apocalyptic number.

120155502871 is a deficient number, since it is larger than the sum of its proper divisors (1).

120155502871 is an equidigital number, since it uses as much as digits as its factorization.

120155502871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28000, while the sum is 37.

The spelling of 120155502871 in words is "one hundred twenty billion, one hundred fifty-five million, five hundred two thousand, eight hundred seventy-one".