103021444 has 12 divisors (see below), whose sum is σ = 181007568. Its totient is φ = 51305000.

The previous prime is 103021423. The next prime is 103021483. The reversal of 103021444 is 444120301.

It is a super-2 number, since 2×103021444² = 21226835847690272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50302 + ... + 52309.

It is an arithmetic number, because the mean of its divisors is an integer number (15083964).

Almost surely, 2^103021444 is an apocalyptic number.

It is an amenable number.

103021444 is a deficient number, since it is larger than the sum of its proper divisors (77986124).

103021444 is a wasteful number, since it uses less digits than its factorization.

103021444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102866 (or 102864 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 103021444 is about 10149.9479801623. The cubic root of 103021444 is about 468.7873431820.

Adding to 103021444 its reverse (444120301), we get a palindrome (547141745).

The spelling of 103021444 in words is "one hundred three million, twenty-one thousand, four hundred forty-four".