2111211022112 has 24 divisors (see below), whose sum is σ = 4156697042316. Its totient is φ = 1055541932032.

The previous prime is 2111211022091. The next prime is 2111211022147. The reversal of 2111211022112 is 2112201121112.

It can be written as a sum of positive squares in 2 ways, for example, as 1556895035536 + 554315986576 = 1247756^2 + 744524^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1444973 + ... + 2512044.

Almost surely, 2^{2111211022112} is an apocalyptic number.

It is an amenable number.

2111211022112 is a deficient number, since it is larger than the sum of its proper divisors (2045486020204).

2111211022112 is a wasteful number, since it uses less digits than its factorization.

2111211022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3973700 (or 3973692 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 2111211022112 its reverse (2112201121112), we get a palindrome (4223412143224).

The spelling of 2111211022112 in words is "two trillion, one hundred eleven billion, two hundred eleven million, twenty-two thousand, one hundred twelve".