2220120121110 has 16 divisors (see below), whose sum is σ = 5328288290736. Its totient is φ = 592032032288.

The previous prime is 2220120121061. The next prime is 2220120121169. The reversal of 2220120121110 is 111210210222.

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 2220120121110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37002001989 + ... + 37002002048.

It is an arithmetic number, because the mean of its divisors is an integer number (333018018171).

Almost surely, 2^{2220120121110} is an apocalyptic number.

2220120121110 is an abundant number, since it is smaller than the sum of its proper divisors (3108168169626).

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

2220120121110 is a wasteful number, since it uses less digits than its factorization.

2220120121110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74004004047.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2220120121110 its reverse (111210210222), we get a palindrome (2331330331332).

The spelling of 2220120121110 in words is "two trillion, two hundred twenty billion, one hundred twenty million, one hundred twenty-one thousand, one hundred ten".