120121022200 has 24 divisors (see below), whose sum is σ = 279281377080. Its totient is φ = 48048408800.

The previous prime is 120121022179. The next prime is 120121022201. The reversal of 120121022200 is 2220121021.

It is a happy number.

It is a super-3 number, since 3×120121022200³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120121022201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 300302356 + ... + 300302755.

It is an arithmetic number, because the mean of its divisors is an integer number (11636724045).

Almost surely, 2^120121022200 is an apocalyptic number.

120121022200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120121022200 is an abundant number, since it is smaller than the sum of its proper divisors (159160354880).

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

120121022200 is a wasteful number, since it uses less digits than its factorization.

120121022200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600605127 (or 600605118 counting only the distinct ones).

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

Adding to 120121022200 its reverse (2220121021), we get a palindrome (122341143221).

The spelling of 120121022200 in words is "one hundred twenty billion, one hundred twenty-one million, twenty-two thousand, two hundred".