103212211133 has 4 divisors (see below), whose sum is σ = 103214567520. Its totient is φ = 103209854748.

The previous prime is 103212211117. The next prime is 103212211153. The reversal of 103212211133 is 331112212301.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 103212211133 - 2⁴ = 103212211117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103212211153) 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, 1111223 + ... + 1200516.

It is an arithmetic number, because the mean of its divisors is an integer number (25803641880).

Almost surely, 2^103212211133 is an apocalyptic number.

It is an amenable number.

103212211133 is a deficient number, since it is larger than the sum of its proper divisors (2356387).

103212211133 is an equidigital number, since it uses as much as digits as its factorization.

103212211133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2356386.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 103212211133 its reverse (331112212301), we get a palindrome (434324423434).

The spelling of 103212211133 in words is "one hundred three billion, two hundred twelve million, two hundred eleven thousand, one hundred thirty-three".