115143225011 has 12 divisors (see below), whose sum is σ = 125976023496. Its totient is φ = 104874269760.

The previous prime is 115143225007. The next prime is 115143225013. The reversal of 115143225011 is 110522341511.

It is not a de Polignac number, because 115143225011 - 2² = 115143225007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115143225013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3507665 + ... + 3540338.

It is an arithmetic number, because the mean of its divisors is an integer number (10498001958).

Almost surely, 2^115143225011 is an apocalyptic number.

115143225011 is a deficient number, since it is larger than the sum of its proper divisors (10832798485).

115143225011 is an equidigital number, since it uses as much as digits as its factorization.

115143225011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7048082 (or 7048051 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 115143225011 its reverse (110522341511), we get a palindrome (225665566522).

The spelling of 115143225011 in words is "one hundred fifteen billion, one hundred forty-three million, two hundred twenty-five thousand, eleven".