2211021220112 has 40 divisors (see below), whose sum is σ = 4392973019232. Its totient is φ = 1077407724800.

The previous prime is 2211021220097. The next prime is 2211021220117. The reversal of 2211021220112 is 2110221201122.

It is a super-2 number, since 2×2211021220112² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2211021220117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1158314 + ... + 2400777.

Almost surely, 2^{2211021220112} is an apocalyptic number.

It is an amenable number.

2211021220112 is a deficient number, since it is larger than the sum of its proper divisors (2181951799120).

2211021220112 is a wasteful number, since it uses less digits than its factorization.

2211021220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3560087 (or 3560081 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2211021220112 its reverse (2110221201122), we get a palindrome (4321242421234).

The spelling of 2211021220112 in words is "two trillion, two hundred eleven billion, twenty-one million, two hundred twenty thousand, one hundred twelve".