2211020112 has 40 divisors (see below), whose sum is σ = 6527774656. Its totient is φ = 631719936.

The previous prime is 2211020029. The next prime is 2211020113. The reversal of 2211020112 is 2110201122.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211020113) 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, 3289873 + ... + 3290544.

Almost surely, 2^2211020112 is an apocalyptic number.

It is an amenable number.

2211020112 is an abundant number, since it is smaller than the sum of its proper divisors (4316754544).

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

2211020112 is a wasteful number, since it uses less digits than its factorization.

2211020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6580435 (or 6580429 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 2211020112 is about 47021.4856422040. The cubic root of 2211020112 is about 1302.7594465997.

Adding to 2211020112 its reverse (2110201122), we get a palindrome (4321221234).

It can be divided in two parts, 2 and 211020112, that multiplied together give a palindrome (422040224).

The spelling of 2211020112 in words is "two billion, two hundred eleven million, twenty thousand, one hundred twelve".