210112212003 has 4 divisors (see below), whose sum is σ = 280149616008. Its totient is φ = 140074808000.

The previous prime is 210112212001. The next prime is 210112212017. The reversal of 210112212003 is 300212211012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 210112212003 - 2¹ = 210112212001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210112212001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35018701998 + ... + 35018702003.

It is an arithmetic number, because the mean of its divisors is an integer number (70037404002).

Almost surely, 2^210112212003 is an apocalyptic number.

210112212003 is a deficient number, since it is larger than the sum of its proper divisors (70037404005).

210112212003 is an equidigital number, since it uses as much as digits as its factorization.

210112212003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70037404004.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 210112212003 its reverse (300212211012), we get a palindrome (510324423015).

Subtracting 210112212003 from its reverse (300212211012), we obtain a palindrome (90099999009).

The spelling of 210112212003 in words is "two hundred ten billion, one hundred twelve million, two hundred twelve thousand, three".