12201120022000 has 160 divisors (see below), whose sum is σ = 36310533727104. Its totient is φ = 3861453312000.

The previous prime is 12201120021989. The next prime is 12201120022081. The reversal of 12201120022000 is 22002110221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

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, 33337561 + ... + 33701560.

Almost surely, 2^{12201120022000} is an apocalyptic number.

12201120022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12201120022000 is an abundant number, since it is smaller than the sum of its proper divisors (24109413705104).

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

12201120022000 is a wasteful number, since it uses less digits than its factorization.

12201120022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67039164 (or 67039148 counting only the distinct ones).

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

Adding to 12201120022000 its reverse (22002110221), we get a palindrome (12223122132221).

The spelling of 12201120022000 in words is "twelve trillion, two hundred one billion, one hundred twenty million, twenty-two thousand".