2211112011204 has 48 divisors (see below), whose sum is σ = 5732616671040. Its totient is φ = 737023959360.

The previous prime is 2211112011197. The next prime is 2211112011211. The reversal of 2211112011204 is 4021102111122.

It is an interprime number because it is at equal distance from previous prime (2211112011197) and next prime (2211112011211).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7113319 + ... + 7417649.

It is an arithmetic number, because the mean of its divisors is an integer number (119429513980).

Almost surely, 2^{2211112011204} is an apocalyptic number.

It is an amenable number.

2211112011204 is an abundant number, since it is smaller than the sum of its proper divisors (3521504659836).

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

2211112011204 is a wasteful number, since it uses less digits than its factorization.

2211112011204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371617 (or 371609 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 2211112011204 its reverse (4021102111122), we get a palindrome (6232214122326).

The spelling of 2211112011204 in words is "two trillion, two hundred eleven billion, one hundred twelve million, eleven thousand, two hundred four".