100212021060 has 96 divisors (see below), whose sum is σ = 285331939200. Its totient is φ = 26275691520.

The previous prime is 100212021059. The next prime is 100212021061. The reversal of 100212021060 is 60120212001.

It is an interprime number because it is at equal distance from previous prime (100212021059) and next prime (100212021061).

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

It is not an unprimeable number, because it can be changed into a prime (100212021061) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 798256 + ... + 915224.

It is an arithmetic number, because the mean of its divisors is an integer number (2972207700).

Almost surely, 2^100212021060 is an apocalyptic number.

100212021060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100212021060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142665969600).

100212021060 is an abundant number, since it is smaller than the sum of its proper divisors (185119918140).

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

100212021060 is a wasteful number, since it uses less digits than its factorization.

100212021060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117221 (or 117219 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 100212021060 its reverse (60120212001), we get a palindrome (160332233061).

The spelling of 100212021060 in words is "one hundred billion, two hundred twelve million, twenty-one thousand, sixty".