100212002213221 has 8 divisors (see below), whose sum is σ = 105488033376320. Its totient is φ = 94936142575872.

The previous prime is 100212002213189. The next prime is 100212002213237. The reversal of 100212002213221 is 122312200212001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100212002213221 - 2⁵ = 100212002213189 is a prime.

It is a super-2 number, since 2×100212002213221² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100212002211221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41681340 + ... + 44019973.

It is an arithmetic number, because the mean of its divisors is an integer number (13186004172040).

Almost surely, 2^{100212002213221} is an apocalyptic number.

It is an amenable number.

100212002213221 is a deficient number, since it is larger than the sum of its proper divisors (5276031163099).

100212002213221 is an equidigital number, since it uses as much as digits as its factorization.

100212002213221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85762875.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 100212002213221 its reverse (122312200212001), we get a palindrome (222524202425222).

The spelling of 100212002213221 in words is "one hundred trillion, two hundred twelve billion, two million, two hundred thirteen thousand, two hundred twenty-one".