121055322520000 has 560 divisors, whose sum is σ = 337400237763072. Its totient is φ = 42701424640000.

The previous prime is 121055322519983. The next prime is 121055322520037. The reversal of 121055322520000 is 25223550121.

It is a super-2 number, since 2×121055322520000² (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 in 79 ways as a sum of consecutive naturals, for example, 2336814099 + ... + 2336865901.

Almost surely, 2^{121055322520000} is an apocalyptic number.

121055322520000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121055322520000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168700118881536).

121055322520000 is an abundant number, since it is smaller than the sum of its proper divisors (216344915243072).

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

121055322520000 is a wasteful number, since it uses less digits than its factorization.

121055322520000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52006 (or 51981 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The spelling of 121055322520000 in words is "one hundred twenty-one trillion, fifty-five billion, three hundred twenty-two million, five hundred twenty thousand".