100312221122230 has 64 divisors (see below), whose sum is σ = 194573103153408. Its totient is φ = 37015181199360.

The previous prime is 100312221122219. The next prime is 100312221122233. The reversal of 100312221122230 is 32221122213001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100312221122233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1397829550 + ... + 1397901310.

It is an arithmetic number, because the mean of its divisors is an integer number (3040204736772).

Almost surely, 2^{100312221122230} is an apocalyptic number.

100312221122230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100312221122230 is a deficient number, since it is larger than the sum of its proper divisors (94260882031178).

100312221122230 is a wasteful number, since it uses less digits than its factorization.

100312221122230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78361.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 100312221122230 its reverse (32221122213001), we get a palindrome (132533343335231).

The spelling of 100312221122230 in words is "one hundred trillion, three hundred twelve billion, two hundred twenty-one million, one hundred twenty-two thousand, two hundred thirty".