103113233221 has 4 divisors (see below), whose sum is σ = 104860915200. Its totient is φ = 101365551244.

The previous prime is 103113233207. The next prime is 103113233233. The reversal of 103113233221 is 122332311301.

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 a de Polignac number, because none of the positive numbers 2^k-103113233221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103113233192 and 103113233201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103113233521) 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, 873840901 + ... + 873841018.

It is an arithmetic number, because the mean of its divisors is an integer number (26215228800).

Almost surely, 2^103113233221 is an apocalyptic number.

It is an amenable number.

103113233221 is a deficient number, since it is larger than the sum of its proper divisors (1747681979).

103113233221 is an equidigital number, since it uses as much as digits as its factorization.

103113233221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1747681978.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 103113233221 its reverse (122332311301), we get a palindrome (225445544522).

The spelling of 103113233221 in words is "one hundred three billion, one hundred thirteen million, two hundred thirty-three thousand, two hundred twenty-one".