103033035221 has 4 divisors (see below), whose sum is σ = 103486925472. Its totient is φ = 102579144972.

The previous prime is 103033035191. The next prime is 103033035227. The reversal of 103033035221 is 122530330301.

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, and also an emirpimes, since its reverse is a distinct semiprime: 122530330301 = 137 ⋅894381973.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103033035221 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 (103033035227) 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, 226944785 + ... + 226945238.

It is an arithmetic number, because the mean of its divisors is an integer number (25871731368).

Almost surely, 2^103033035221 is an apocalyptic number.

It is an amenable number.

103033035221 is a deficient number, since it is larger than the sum of its proper divisors (453890251).

103033035221 is an equidigital number, since it uses as much as digits as its factorization.

103033035221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453890250.

The product of its (nonzero) digits is 1620, while the sum is 23.

Adding to 103033035221 its reverse (122530330301), we get a palindrome (225563365522).

The spelling of 103033035221 in words is "one hundred three billion, thirty-three million, thirty-five thousand, two hundred twenty-one".