120450221012000 has 144 divisors (see below), whose sum is σ = 325296230005656. Its totient is φ = 43800080192000.

The previous prime is 120450221011979. The next prime is 120450221012027. The reversal of 120450221012000 is 210122054021.

It can be written as a sum of positive squares in 4 ways, for example, as 46047244499344 + 74402976512656 = 6785812^2 + 8625716^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123948047 + ... + 124916046.

Almost surely, 2^{120450221012000} is an apocalyptic number.

120450221012000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120450221012000 is an abundant number, since it is smaller than the sum of its proper divisors (204846008993656).

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

120450221012000 is a wasteful number, since it uses less digits than its factorization.

120450221012000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248864140 (or 248864111 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 120450221012000 its reverse (210122054021), we get a palindrome (120660343066021).

The spelling of 120450221012000 in words is "one hundred twenty trillion, four hundred fifty billion, two hundred twenty-one million, twelve thousand".