20000122001120 has 48 divisors (see below), whose sum is σ = 47848393172160. Its totient is φ = 7898782354944.

The previous prime is 20000122000897. The next prime is 20000122001137. The reversal of 20000122001120 is 2110022100002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 791131427 + ... + 791156706.

It is an arithmetic number, because the mean of its divisors is an integer number (996841524420).

Almost surely, 2^{20000122001120} is an apocalyptic number.

20000122001120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20000122001120 is an abundant number, since it is smaller than the sum of its proper divisors (27848271171040).

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

20000122001120 is a wasteful number, since it uses less digits than its factorization.

20000122001120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1582288227 (or 1582288219 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20000122001120 its reverse (2110022100002), we get a palindrome (22110144101122).

The spelling of 20000122001120 in words is "twenty trillion, one hundred twenty-two million, one thousand, one hundred twenty".