12152235320155 has 16 divisors (see below), whose sum is σ = 16667122120704. Its totient is φ = 8332361664480.

The previous prime is 12152235320149. The next prime is 12152235320189. The reversal of 12152235320155 is 55102353225121.

It is not a de Polignac number, because 12152235320155 - 2³⁵ = 12117875581787 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12000151 + ... + 12973360.

It is an arithmetic number, because the mean of its divisors is an integer number (1041695132544).

Almost surely, 2^{12152235320155} is an apocalyptic number.

12152235320155 is a deficient number, since it is larger than the sum of its proper divisors (4514886800549).

12152235320155 is a wasteful number, since it uses less digits than its factorization.

12152235320155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24987426.

The product of its (nonzero) digits is 90000, while the sum is 37.

Adding to 12152235320155 its reverse (55102353225121), we get a palindrome (67254588545276).

The spelling of 12152235320155 in words is "twelve trillion, one hundred fifty-two billion, two hundred thirty-five million, three hundred twenty thousand, one hundred fifty-five".