103422021 has 4 divisors (see below), whose sum is σ = 137896032. Its totient is φ = 68948012.

The previous prime is 103422019. The next prime is 103422037. The reversal of 103422021 is 120224301.

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 103422021 - 2¹ = 103422019 is a prime.

It is a super-2 number, since 2×103422021² = 21392228855448882, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103422061) 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, 17237001 + ... + 17237006.

It is an arithmetic number, because the mean of its divisors is an integer number (34474008).

Almost surely, 2^103422021 is an apocalyptic number.

It is an amenable number.

103422021 is a deficient number, since it is larger than the sum of its proper divisors (34474011).

103422021 is an equidigital number, since it uses as much as digits as its factorization.

103422021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34474010.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 103422021 is about 10169.6617937865. The cubic root of 103422021 is about 469.3941507125.

Adding to 103422021 its reverse (120224301), we get a palindrome (223646322).

The spelling of 103422021 in words is "one hundred three million, four hundred twenty-two thousand, twenty-one".