100121231000330 has 32 divisors (see below), whose sum is σ = 190916003258064. Its totient is φ = 37673594346496.

The previous prime is 100121231000317. The next prime is 100121231000341. The reversal of 100121231000330 is 33000132121001.

It can be written as a sum of positive squares in 8 ways, for example, as 29309696028649 + 70811534971681 = 5413843^2 + 8414959^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a junction number, because it is equal to n+sod(n) for n = 100121231000299 and 100121231000308.

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, 148916597 + ... + 149587416.

Almost surely, 2^{100121231000330} is an apocalyptic number.

100121231000330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100121231000330 is a deficient number, since it is larger than the sum of its proper divisors (90794772257734).

100121231000330 is a wasteful number, since it uses less digits than its factorization.

100121231000330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298506010.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 100121231000330 its reverse (33000132121001), we get a palindrome (133121363121331).

The spelling of 100121231000330 in words is "one hundred trillion, one hundred twenty-one billion, two hundred thirty-one million, three hundred thirty", and thus it is an aban number.