20122002221120 has 112 divisors (see below), whose sum is σ = 51190185005760. Its totient is φ = 7511370983424.

The previous prime is 20122002221107. The next prime is 20122002221129. The reversal of 20122002221120 is 2112220022102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20122002221129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24290699 + ... + 25105418.

Almost surely, 2^{20122002221120} is an apocalyptic number.

20122002221120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20122002221120 is an abundant number, since it is smaller than the sum of its proper divisors (31068182784640).

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

20122002221120 is a wasteful number, since it uses less digits than its factorization.

20122002221120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49396220 (or 49396210 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20122002221120 its reverse (2112220022102), we get a palindrome (22234222243222).

The spelling of 20122002221120 in words is "twenty trillion, one hundred twenty-two billion, two million, two hundred twenty-one thousand, one hundred twenty".