121604126150 has 24 divisors (see below), whose sum is σ = 243582420144. Its totient is φ = 44899984800.

The previous prime is 121604126129. The next prime is 121604126179. The reversal of 121604126150 is 51621406121.

It is a super-2 number, since 2×121604126150² (a number of 23 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 in 11 ways as a sum of consecutive naturals, for example, 93540986 + ... + 93542285.

It is an arithmetic number, because the mean of its divisors is an integer number (10149267506).

Almost surely, 2^121604126150 is an apocalyptic number.

121604126150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121604126150 is an abundant number, since it is smaller than the sum of its proper divisors (121978293994).

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

121604126150 is a wasteful number, since it uses less digits than its factorization.

121604126150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187083296 (or 187083291 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The spelling of 121604126150 in words is "one hundred twenty-one billion, six hundred four million, one hundred twenty-six thousand, one hundred fifty".