122155152342 has 16 divisors (see below), whose sum is σ = 244504370880. Its totient is φ = 40686039752.

The previous prime is 122155152307. The next prime is 122155152403. The reversal of 122155152342 is 243251551221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8077908 + ... + 8093015.

It is an arithmetic number, because the mean of its divisors is an integer number (15281523180).

Almost surely, 2^122155152342 is an apocalyptic number.

122155152342 is an abundant number, since it is smaller than the sum of its proper divisors (122349218538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122155152342 is a wasteful number, since it uses less digits than its factorization.

122155152342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16172187.

The product of its digits is 24000, while the sum is 33.

The spelling of 122155152342 in words is "one hundred twenty-two billion, one hundred fifty-five million, one hundred fifty-two thousand, three hundred forty-two".