122151042239 has 8 divisors (see below), whose sum is σ = 123132853728. Its totient is φ = 121170538240.

The previous prime is 122151042227. The next prime is 122151042271. The reversal of 122151042239 is 932240151221.

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

It is a cyclic number.

It is not a de Polignac number, because 122151042239 - 2²⁴ = 122134265023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122151032239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138842 + ... + 513399.

It is an arithmetic number, because the mean of its divisors is an integer number (15391606716).

Almost surely, 2^122151042239 is an apocalyptic number.

122151042239 is a deficient number, since it is larger than the sum of its proper divisors (981811489).

122151042239 is a wasteful number, since it uses less digits than its factorization.

122151042239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653745.

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 122151042239 in words is "one hundred twenty-two billion, one hundred fifty-one million, forty-two thousand, two hundred thirty-nine".