122532135238 has 8 divisors (see below), whose sum is σ = 186012639288. Its totient is φ = 60527922144.

The previous prime is 122532135223. The next prime is 122532135239. The reversal of 122532135238 is 832531235221.

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

It is a junction number, because it is equal to n+sod(n) for n = 122532135197 and 122532135206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122532135239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 369072531 + ... + 369072862.

It is an arithmetic number, because the mean of its divisors is an integer number (23251579911).

Almost surely, 2^122532135238 is an apocalyptic number.

122532135238 is a deficient number, since it is larger than the sum of its proper divisors (63480504050).

122532135238 is an equidigital number, since it uses as much as digits as its factorization.

122532135238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738145478.

The product of its digits is 86400, while the sum is 37.

The spelling of 122532135238 in words is "one hundred twenty-two billion, five hundred thirty-two million, one hundred thirty-five thousand, two hundred thirty-eight".