111213302001 has 48 divisors (see below), whose sum is σ = 157288340160. Its totient is φ = 69853862400.

The previous prime is 111213301993. The next prime is 111213302009. The reversal of 111213302001 is 100203312111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (111213301993) and next prime (111213302009).

It is not a de Polignac number, because 111213302001 - 2³ = 111213301993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111213302009) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 95625646 + ... + 95626808.

It is an arithmetic number, because the mean of its divisors is an integer number (3276840420).

Almost surely, 2^111213302001 is an apocalyptic number.

It is an amenable number.

111213302001 is a deficient number, since it is larger than the sum of its proper divisors (46075038159).

111213302001 is a wasteful number, since it uses less digits than its factorization.

111213302001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2078 (or 2047 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 111213302001 its reverse (100203312111), we get a palindrome (211416614112).

The spelling of 111213302001 in words is "one hundred eleven billion, two hundred thirteen million, three hundred two thousand, one".