103021903844 has 6 divisors (see below), whose sum is σ = 180288331734. Its totient is φ = 51510951920.

The previous prime is 103021903799. The next prime is 103021903867. The reversal of 103021903844 is 448309120301.

It can be written as a sum of positive squares in only one way, i.e., 102400000000 + 621903844 = 320000^2 + 24938^2 .

It is a super-2 number, since 2×103021903844² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12877737977 + ... + 12877737984.

It is an arithmetic number, because the mean of its divisors is an integer number (30048055289).

Almost surely, 2^103021903844 is an apocalyptic number.

It is an amenable number.

103021903844 is a deficient number, since it is larger than the sum of its proper divisors (77266427890).

103021903844 is a wasteful number, since it uses less digits than its factorization.

103021903844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25755475965 (or 25755475963 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 103021903844 in words is "one hundred three billion, twenty-one million, nine hundred three thousand, eight hundred forty-four".