1233215001 has 12 divisors (see below), whose sum is σ = 1783000128. Its totient is φ = 821363544.

The previous prime is 1233214987. The next prime is 1233215063. The reversal of 1233215001 is 1005123321.

It is not a de Polignac number, because 1233215001 - 2³⁰ = 159473177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1233215701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54885 + ... + 74018.

It is an arithmetic number, because the mean of its divisors is an integer number (148583344).

Almost surely, 2^1233215001 is an apocalyptic number.

It is an amenable number.

1233215001 is a deficient number, since it is larger than the sum of its proper divisors (549785127).

1233215001 is a wasteful number, since it uses less digits than its factorization.

1233215001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129972 (or 129969 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 1233215001 is about 35117.1610612248. The cubic root of 1233215001 is about 1072.3739764225.

Adding to 1233215001 its reverse (1005123321), we get a palindrome (2238338322).

The spelling of 1233215001 in words is "one billion, two hundred thirty-three million, two hundred fifteen thousand, one".