120100012222000 has 80 divisors (see below), whose sum is σ = 290621670790464. Its totient is φ = 48003637440000.

The previous prime is 120100012221961. The next prime is 120100012222033. The reversal of 120100012222000 is 222210001021.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20086996 + ... + 25370995.

Almost surely, 2^{120100012222000} is an apocalyptic number.

120100012222000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120100012222000 is an abundant number, since it is smaller than the sum of its proper divisors (170521658568464).

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

120100012222000 is a wasteful number, since it uses less digits than its factorization.

120100012222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45459335 (or 45459319 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 120100012222000 its reverse (222210001021), we get a palindrome (120322222223021).

The spelling of 120100012222000 in words is "one hundred twenty trillion, one hundred billion, twelve million, two hundred twenty-two thousand".