2211112220122 has 64 divisors (see below), whose sum is σ = 3603200630400. Its totient is φ = 1011594608640.

The previous prime is 2211112220117. The next prime is 2211112220123. The reversal of 2211112220122 is 2210222111122.

It is a self number, because there is not a number n which added to its sum of digits gives 2211112220122.

It is not an unprimeable number, because it can be changed into a prime (2211112220123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1569276954 + ... + 1569278362.

It is an arithmetic number, because the mean of its divisors is an integer number (56300009850).

Almost surely, 2^{2211112220122} is an apocalyptic number.

2211112220122 is a deficient number, since it is larger than the sum of its proper divisors (1392088410278).

2211112220122 is a wasteful number, since it uses less digits than its factorization.

2211112220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2671.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 2211112220122 its reverse (2210222111122), we get a palindrome (4421334331244).

The spelling of 2211112220122 in words is "two trillion, two hundred eleven billion, one hundred twelve million, two hundred twenty thousand, one hundred twenty-two".