100021302354044 has 24 divisors (see below), whose sum is σ = 180684063627648. Its totient is φ = 48397291686720.

The previous prime is 100021302353941. The next prime is 100021302354131. The reversal of 100021302354044 is 440453203120001.

It is a junction number, because it is equal to n+sod(n) for n = 100021302353998 and 100021302354016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81853142 + ... + 83066114.

It is an arithmetic number, because the mean of its divisors is an integer number (7528502651152).

Almost surely, 2^{100021302354044} is an apocalyptic number.

It is an amenable number.

100021302354044 is a deficient number, since it is larger than the sum of its proper divisors (80662761273604).

100021302354044 is a wasteful number, since it uses less digits than its factorization.

100021302354044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1878005 (or 1878003 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 100021302354044 its reverse (440453203120001), we get a palindrome (540474505474045).

The spelling of 100021302354044 in words is "one hundred trillion, twenty-one billion, three hundred two million, three hundred fifty-four thousand, forty-four".