100123021133130 has 32 divisors (see below), whose sum is σ = 241144350565824. Its totient is φ = 26605127874816.

The previous prime is 100123021133099. The next prime is 100123021133131. The reversal of 100123021133130 is 31331120321001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100123021133097 and 100123021133106.

It is not an unprimeable number, because it can be changed into a prime (100123021133131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5896518079 + ... + 5896535058.

It is an arithmetic number, because the mean of its divisors is an integer number (7535760955182).

Almost surely, 2^{100123021133130} is an apocalyptic number.

100123021133130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100123021133130 is an abundant number, since it is smaller than the sum of its proper divisors (141021329432694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100123021133130 is a wasteful number, since it uses less digits than its factorization.

100123021133130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11793053430.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 100123021133130 its reverse (31331120321001), we get a palindrome (131454141454131).

The spelling of 100123021133130 in words is "one hundred trillion, one hundred twenty-three billion, twenty-one million, one hundred thirty-three thousand, one hundred thirty".