100023212130 has 128 divisors (see below), whose sum is σ = 260130963456. Its totient is φ = 24541440000.

The previous prime is 100023212123. The next prime is 100023212203. The reversal of 100023212130 is 31212320001.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3558130 + ... + 3586130.

It is an arithmetic number, because the mean of its divisors is an integer number (2032273152).

Almost surely, 2^100023212130 is an apocalyptic number.

100023212130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 100023212130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130065481728).

100023212130 is an abundant number, since it is smaller than the sum of its proper divisors (160107751326).

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

100023212130 is a wasteful number, since it uses less digits than its factorization.

100023212130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28232.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 100023212130 its reverse (31212320001), we get a palindrome (131235532131).

The spelling of 100023212130 in words is "one hundred billion, twenty-three million, two hundred twelve thousand, one hundred thirty".