2111200220212 has 12 divisors (see below), whose sum is σ = 3719067938656. Its totient is φ = 1048609380600.

The previous prime is 2111200220167. The next prime is 2111200220219. The reversal of 2111200220212 is 2120220021112.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111200220219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1747681698 + ... + 1747682905.

Almost surely, 2^{2111200220212} is an apocalyptic number.

It is an amenable number.

2111200220212 is a deficient number, since it is larger than the sum of its proper divisors (1607867718444).

2111200220212 is a wasteful number, since it uses less digits than its factorization.

2111200220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3495364758 (or 3495364756 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2111200220212 its reverse (2120220021112), we get a palindrome (4231420241324).

The spelling of 2111200220212 in words is "two trillion, one hundred eleven billion, two hundred million, two hundred twenty thousand, two hundred twelve".