2111244253252 has 48 divisors (see below), whose sum is σ = 3785533944192. Its totient is φ = 1029728367360.

The previous prime is 2111244253249. The next prime is 2111244253253. The reversal of 2111244253252 is 2523524421112.

It is a super-2 number, since 2×2111244253252² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2111244253253) 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, 837461752 + ... + 837464272.

It is an arithmetic number, because the mean of its divisors is an integer number (78865290504).

Almost surely, 2^{2111244253252} is an apocalyptic number.

It is an amenable number.

2111244253252 is a deficient number, since it is larger than the sum of its proper divisors (1674289690940).

2111244253252 is a wasteful number, since it uses less digits than its factorization.

2111244253252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6988 (or 6986 counting only the distinct ones).

The product of its digits is 38400, while the sum is 34.

Adding to 2111244253252 its reverse (2523524421112), we get a palindrome (4634768674364).

The spelling of 2111244253252 in words is "two trillion, one hundred eleven billion, two hundred forty-four million, two hundred fifty-three thousand, two hundred fifty-two".