10002220022120 has 64 divisors (see below), whose sum is σ = 22999803033600. Its totient is φ = 3913040504320.

The previous prime is 10002220022089. The next prime is 10002220022141. The reversal of 10002220022120 is 2122002220001.

It is a junction number, because it is equal to n+sod(n) for n = 10002220022095 and 10002220022104.

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, 856700 + ... + 4553940.

It is an arithmetic number, because the mean of its divisors is an integer number (359371922400).

Almost surely, 2^{10002220022120} is an apocalyptic number.

10002220022120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10002220022120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11499901516800).

10002220022120 is an abundant number, since it is smaller than the sum of its proper divisors (12997583011480).

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

10002220022120 is a wasteful number, since it uses less digits than its factorization.

10002220022120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3698738 (or 3698734 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 10002220022120 its reverse (2122002220001), we get a palindrome (12124222242121).

The spelling of 10002220022120 in words is "ten trillion, two billion, two hundred twenty million, twenty-two thousand, one hundred twenty".