122011525150 has 48 divisors (see below), whose sum is σ = 234792258048. Its totient is φ = 47123388000.

The previous prime is 122011525133. The next prime is 122011525151. The reversal of 122011525150 is 51525110221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122011525151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 597805 + ... + 775495.

It is an arithmetic number, because the mean of its divisors is an integer number (4891505376).

Almost surely, 2^122011525150 is an apocalyptic number.

122011525150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122011525150 is a deficient number, since it is larger than the sum of its proper divisors (112780732898).

122011525150 is a wasteful number, since it uses less digits than its factorization.

122011525150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178177 (or 178172 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 25.

Adding to 122011525150 its reverse (51525110221), we get a palindrome (173536635371).

It can be divided in two parts, 12201 and 1525150, that added together give a palindrome (1537351).

The spelling of 122011525150 in words is "one hundred twenty-two billion, eleven million, five hundred twenty-five thousand, one hundred fifty".