155134102122232 has 8 divisors (see below), whose sum is σ = 290876441479200. Its totient is φ = 77567051061112.

The previous prime is 155134102122229. The next prime is 155134102122289. The reversal of 155134102122232 is 232221201431551.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×155134102122232² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9695881382632 + ... + 9695881382647.

It is an arithmetic number, because the mean of its divisors is an integer number (36359555184900).

Almost surely, 2^{155134102122232} is an apocalyptic number.

It is an amenable number.

155134102122232 is a deficient number, since it is larger than the sum of its proper divisors (135742339356968).

155134102122232 is a wasteful number, since it uses less digits than its factorization.

155134102122232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19391762765285 (or 19391762765281 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 155134102122232 its reverse (232221201431551), we get a palindrome (387355303553783).

The spelling of 155134102122232 in words is "one hundred fifty-five trillion, one hundred thirty-four billion, one hundred two million, one hundred twenty-two thousand, two hundred thirty-two".