2220022022100 has 108 divisors (see below), whose sum is σ = 6533980902624. Its totient is φ = 581971600960.

The previous prime is 2220022022069. The next prime is 2220022022107. The reversal of 2220022022100 is 12202200222.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2220022022100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220022022107) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 18624 + ... + 2107223.

Almost surely, 2^{2220022022100} is an apocalyptic number.

2220022022100 is a gapful number since it is divisible by the number (20) 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 2220022022100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3266990451312).

2220022022100 is an abundant number, since it is smaller than the sum of its proper divisors (4313958880524).

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

2220022022100 is a wasteful number, since it uses less digits than its factorization.

2220022022100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2125982 (or 2125916 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 2220022022100 its reverse (12202200222), we get a palindrome (2232224222322).

The spelling of 2220022022100 in words is "two trillion, two hundred twenty billion, twenty-two million, twenty-two thousand, one hundred".