100021442750 has 32 divisors (see below), whose sum is σ = 189805108896. Its totient is φ = 39460507200.

The previous prime is 100021442737. The next prime is 100021442771. The reversal of 100021442750 is 57244120001.

It is a congruent number.

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, 2722064 + ... + 2758563.

It is an arithmetic number, because the mean of its divisors is an integer number (5931409653).

Almost surely, 2^100021442750 is an apocalyptic number.

100021442750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100021442750 is a deficient number, since it is larger than the sum of its proper divisors (89783666146).

100021442750 is an equidigital number, since it uses as much as digits as its factorization.

100021442750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5480717 (or 5480707 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

Adding to 100021442750 its reverse (57244120001), we get a palindrome (157265562751).

The spelling of 100021442750 in words is "one hundred billion, twenty-one million, four hundred forty-two thousand, seven hundred fifty".