103621038842 has 32 divisors (see below), whose sum is σ = 164946695760. Its totient is φ = 48652738560.

The previous prime is 103621038803. The next prime is 103621038863. The reversal of 103621038842 is 248830126301.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 76656443161 + 26964595681 = 276869^2 + 164209^2 .

It is a super-3 number, since 3×103621038842³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103621038796 and 103621038805.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49602134 + ... + 49604222.

Almost surely, 2^103621038842 is an apocalyptic number.

103621038842 is a deficient number, since it is larger than the sum of its proper divisors (61325656918).

103621038842 is a wasteful number, since it uses less digits than its factorization.

103621038842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4706.

The product of its (nonzero) digits is 55296, while the sum is 38.

The spelling of 103621038842 in words is "one hundred three billion, six hundred twenty-one million, thirty-eight thousand, eight hundred forty-two".