103112001 has 8 divisors (see below), whose sum is σ = 152758560. Its totient is φ = 68741316.

The previous prime is 103111991. The next prime is 103112027. The reversal of 103112001 is 100211301.

It is not a de Polignac number, because 103112001 - 2⁵ = 103111969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (103112041) 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, 1909455 + ... + 1909508.

It is an arithmetic number, because the mean of its divisors is an integer number (19094820).

Almost surely, 2^103112001 is an apocalyptic number.

It is an amenable number.

103112001 is a deficient number, since it is larger than the sum of its proper divisors (49646559).

103112001 is an equidigital number, since it uses as much as digits as its factorization.

103112001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3818972 (or 3818966 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 103112001 is about 10154.4079591082. The cubic root of 103112001 is about 468.9246593927.

Adding to 103112001 its reverse (100211301), we get a palindrome (203323302).

The spelling of 103112001 in words is "one hundred three million, one hundred twelve thousand, one".