121075473600 has 168 divisors, whose sum is σ = 441365101520. Its totient is φ = 32286781440.

The previous prime is 121075473557. The next prime is 121075473601. The reversal of 121075473600 is 6374570121.

It is a happy number.

121075473600 is a `hidden beast` number, since 1 + 2 + 1 + 0 + 7 + 5 + 47 + 3 + 600 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (121075473601) 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, 1358137 + ... + 1444536.

Almost surely, 2^121075473600 is an apocalyptic number.

121075473600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121075473600 is an abundant number, since it is smaller than the sum of its proper divisors (320289627920).

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

121075473600 is a wasteful number, since it uses less digits than its factorization.

121075473600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2802704 (or 2802683 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The spelling of 121075473600 in words is "one hundred twenty-one billion, seventy-five million, four hundred seventy-three thousand, six hundred".