2210044402020 has 384 divisors, whose sum is σ = 7777010304000. Its totient is φ = 465969659904.

The previous prime is 2210044402019. The next prime is 2210044402063. The reversal of 2210044402020 is 202044400122.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 710852226 + ... + 710855334.

It is an arithmetic number, because the mean of its divisors is an integer number (20252631000).

Almost surely, 2^{2210044402020} is an apocalyptic number.

2210044402020 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 2210044402020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3888505152000).

2210044402020 is an abundant number, since it is smaller than the sum of its proper divisors (5566965901980).

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

2210044402020 is a wasteful number, since it uses less digits than its factorization.

2210044402020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5812 (or 5796 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 2210044402020 its reverse (202044400122), we get a palindrome (2412088802142).

The spelling of 2210044402020 in words is "two trillion, two hundred ten billion, forty-four million, four hundred two thousand, twenty".