100221032214 has 80 divisors (see below), whose sum is σ = 227964464640. Its totient is φ = 32902919280.

The previous prime is 100221032159. The next prime is 100221032243. The reversal of 100221032214 is 412230122001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 12912867 + ... + 12920625.

It is an arithmetic number, because the mean of its divisors is an integer number (2849555808).

Almost surely, 2^100221032214 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100221032214, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113982232320).

100221032214 is an abundant number, since it is smaller than the sum of its proper divisors (127743432426).

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

100221032214 is a wasteful number, since it uses less digits than its factorization.

100221032214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8967 (or 8958 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 100221032214 its reverse (412230122001), we get a palindrome (512451154215).

The spelling of 100221032214 in words is "one hundred billion, two hundred twenty-one million, thirty-two thousand, two hundred fourteen".