2220001211120 has 160 divisors (see below), whose sum is σ = 6436190486016. Its totient is φ = 691833369600.

The previous prime is 2220001211081. The next prime is 2220001211173. The reversal of 2220001211120 is 211121000222.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 2220001211095 and 2220001211104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41744387 + ... + 41797533.

Almost surely, 2^{2220001211120} is an apocalyptic number.

2220001211120 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 2220001211120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3218095243008).

2220001211120 is an abundant number, since it is smaller than the sum of its proper divisors (4216189274896).

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

2220001211120 is a wasteful number, since it uses less digits than its factorization.

2220001211120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59959 (or 59953 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2220001211120 its reverse (211121000222), we get a palindrome (2431122211342).

The spelling of 2220001211120 in words is "two trillion, two hundred twenty billion, one million, two hundred eleven thousand, one hundred twenty".