100021122199 has 2 divisors, whose sum is σ = 100021122200. Its totient is φ = 100021122198.

The previous prime is 100021122197. The next prime is 100021122209. The reversal of 100021122199 is 991221120001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100021122199 - 2¹ = 100021122197 is a prime.

It is a super-3 number, since 3×100021122199³ (a number of 34 digits) contains 333 as substring.

Together with 100021122197, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100021122193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50010561099 + 50010561100.

It is an arithmetic number, because the mean of its divisors is an integer number (50010561100).

Almost surely, 2^100021122199 is an apocalyptic number.

100021122199 is a deficient number, since it is larger than the sum of its proper divisors (1).

100021122199 is an equidigital number, since it uses as much as digits as its factorization.

100021122199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 28.

The spelling of 100021122199 in words is "one hundred billion, twenty-one million, one hundred twenty-two thousand, one hundred ninety-nine".