10252551111 has 8 divisors (see below), whose sum is σ = 14912801664. Its totient is φ = 6213667320.

The previous prime is 10252551109. The next prime is 10252551161. The reversal of 10252551111 is 11115525201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10252551111 - 2¹ = 10252551109 is a prime.

It is a super-2 number, since 2×10252551111² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10252551161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155341651 + ... + 155341716.

It is an arithmetic number, because the mean of its divisors is an integer number (1864100208).

Almost surely, 2^10252551111 is an apocalyptic number.

10252551111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10252551111 is a deficient number, since it is larger than the sum of its proper divisors (4660250553).

10252551111 is a wasteful number, since it uses less digits than its factorization.

10252551111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310683381.

The product of its (nonzero) digits is 500, while the sum is 24.

The spelling of 10252551111 in words is "ten billion, two hundred fifty-two million, five hundred fifty-one thousand, one hundred eleven".