100493331 has 4 divisors (see below), whose sum is σ = 133991112. Its totient is φ = 66995552.

The previous prime is 100493317. The next prime is 100493357. The reversal of 100493331 is 133394001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100493331 - 2¹¹ = 100491283 is a prime.

It is a super-2 number, since 2×100493331² = 20197819150951122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100493311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16748886 + ... + 16748891.

It is an arithmetic number, because the mean of its divisors is an integer number (33497778).

Almost surely, 2^100493331 is an apocalyptic number.

100493331 is a deficient number, since it is larger than the sum of its proper divisors (33497781).

100493331 is an equidigital number, since it uses as much as digits as its factorization.

100493331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33497780.

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 100493331 is about 10024.6362028754. The cubic root of 100493331 is about 464.9209115116.

The spelling of 100493331 in words is "one hundred million, four hundred ninety-three thousand, three hundred thirty-one".