103203223021 has 8 divisors (see below), whose sum is σ = 106708420224. Its totient is φ = 99745075680.

The previous prime is 103203223009. The next prime is 103203223049. The reversal of 103203223021 is 120322302301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 103203223021 - 2³¹ = 101055739373 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 103203223021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103203223061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11758005 + ... + 11766778.

It is an arithmetic number, because the mean of its divisors is an integer number (13338552528).

Almost surely, 2^103203223021 is an apocalyptic number.

It is an amenable number.

103203223021 is a deficient number, since it is larger than the sum of its proper divisors (3505197203).

103203223021 is a wasteful number, since it uses less digits than its factorization.

103203223021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23524931.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 103203223021 its reverse (120322302301), we get a palindrome (223525525322).

The spelling of 103203223021 in words is "one hundred three billion, two hundred three million, two hundred twenty-three thousand, twenty-one".