100500621420250 has 128 divisors (see below), whose sum is σ = 191305008340992. Its totient is φ = 39529914278400.

The previous prime is 100500621420233. The next prime is 100500621420281. The reversal of 100500621420250 is 52024126005001.

It is a super-2 number, since 2×100500621420250² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2796871284 + ... + 2796907216.

It is an arithmetic number, because the mean of its divisors is an integer number (1494570377664).

Almost surely, 2^{100500621420250} is an apocalyptic number.

100500621420250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100500621420250 is a deficient number, since it is larger than the sum of its proper divisors (90804386920742).

100500621420250 is a wasteful number, since it uses less digits than its factorization.

100500621420250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36857 (or 36847 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 100500621420250 its reverse (52024126005001), we get a palindrome (152524747425251).

The spelling of 100500621420250 in words is "one hundred trillion, five hundred billion, six hundred twenty-one million, four hundred twenty thousand, two hundred fifty".