121055444452000 has 192 divisors, whose sum is σ = 299814068736000. Its totient is φ = 48034675584000.

The previous prime is 121055444451983. The next prime is 121055444452037. The reversal of 121055444452000 is 254444550121.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7686540126 + ... + 7686555874.

It is an arithmetic number, because the mean of its divisors is an integer number (1561531608000).

Almost surely, 2^{121055444452000} is an apocalyptic number.

121055444452000 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 121055444452000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149907034368000).

121055444452000 is an abundant number, since it is smaller than the sum of its proper divisors (178758624284000).

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

121055444452000 is a wasteful number, since it uses less digits than its factorization.

121055444452000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31032 (or 31014 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 37.

The spelling of 121055444452000 in words is "one hundred twenty-one trillion, fifty-five billion, four hundred forty-four million, four hundred fifty-two thousand".