103212001 has 8 divisors (see below), whose sum is σ = 104519808. Its totient is φ = 101910000.

The previous prime is 103211963. The next prime is 103212019. The reversal of 103212001 is 100212301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 103212001 - 2⁹ = 103211489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103212071) 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, 42346 + ... + 44716.

It is an arithmetic number, because the mean of its divisors is an integer number (13064976).

Almost surely, 2^103212001 is an apocalyptic number.

It is an amenable number.

103212001 is a deficient number, since it is larger than the sum of its proper divisors (1307807).

103212001 is a wasteful number, since it uses less digits than its factorization.

103212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2903.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 103212001 is about 10159.3307358310. The cubic root of 103212001 is about 469.0762011291.

Adding to 103212001 its reverse (100212301), we get a palindrome (203424302).

The spelling of 103212001 in words is "one hundred three million, two hundred twelve thousand, one".