2111012253 has 16 divisors (see below), whose sum is σ = 3574200960. Its totient is φ = 1206292608.

The previous prime is 2111012237. The next prime is 2111012269. The reversal of 2111012253 is 3522101112.

It is an interprime number because it is at equal distance from previous prime (2111012237) and next prime (2111012269).

It is not a de Polignac number, because 2111012253 - 2⁴ = 2111012237 is a prime.

It is a super-2 number, since 2×2111012253² = 8912745464632272018, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111012203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5584500 + ... + 5584877.

It is an arithmetic number, because the mean of its divisors is an integer number (223387560).

Almost surely, 2^2111012253 is an apocalyptic number.

It is an amenable number.

2111012253 is a deficient number, since it is larger than the sum of its proper divisors (1463188707).

2111012253 is a wasteful number, since it uses less digits than its factorization.

2111012253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11169393 (or 11169387 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 2111012253 is about 45945.7533728635. The cubic root of 2111012253 is about 1282.8136861366.

Adding to 2111012253 its reverse (3522101112), we get a palindrome (5633113365).

The spelling of 2111012253 in words is "two billion, one hundred eleven million, twelve thousand, two hundred fifty-three".