1301112001 has 24 divisors (see below), whose sum is σ = 1636349120. Its totient is φ = 1010550816.

The previous prime is 1301111989. The next prime is 1301112019. The reversal of 1301112001 is 1002111031.

It is not a de Polignac number, because 1301112001 - 2⁹ = 1301111489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1301112031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61111 + ... + 79603.

Almost surely, 2^1301112001 is an apocalyptic number.

It is an amenable number.

1301112001 is a deficient number, since it is larger than the sum of its proper divisors (335237119).

1301112001 is a wasteful number, since it uses less digits than its factorization.

1301112001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18565 (or 18542 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 1301112001 is about 36070.9301377162. The cubic root of 1301112001 is about 1091.7039815486.

Adding to 1301112001 its reverse (1002111031), we get a palindrome (2303223032).

The spelling of 1301112001 in words is "one billion, three hundred one million, one hundred twelve thousand, one".