10252231155 has 20 divisors (see below), whose sum is σ = 18378074352. Its totient is φ = 5467856400.

The previous prime is 10252231151. The next prime is 10252231193. The reversal of 10252231155 is 55113225201.

10252231155 is a `hidden beast` number, since 102 + 522 + 31 + 1 + 5 + 5 = 666.

It is not a de Polignac number, because 10252231155 - 2² = 10252231151 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (10252231151) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12656671 + ... + 12657480.

Almost surely, 2^10252231155 is an apocalyptic number.

10252231155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10252231155 is a deficient number, since it is larger than the sum of its proper divisors (8125843197).

10252231155 is an equidigital number, since it uses as much as digits as its factorization.

10252231155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25314168 (or 25314159 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

Adding to 10252231155 its reverse (55113225201), we get a palindrome (65365456356).

The spelling of 10252231155 in words is "ten billion, two hundred fifty-two million, two hundred thirty-one thousand, one hundred fifty-five".