101220222109999 has 4 divisors (see below), whose sum is σ = 101220245594064. Its totient is φ = 101220198625936.

The previous prime is 101220222109997. The next prime is 101220222110011. The reversal of 101220222109999 is 999901222022101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101220222109999 - 2¹ = 101220222109997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101220222109997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3210502 + ... + 14585875.

It is an arithmetic number, because the mean of its divisors is an integer number (25305061398516).

Almost surely, 2^{101220222109999} is an apocalyptic number.

101220222109999 is a deficient number, since it is larger than the sum of its proper divisors (23484065).

101220222109999 is an equidigital number, since it uses as much as digits as its factorization.

101220222109999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23484064.

The product of its (nonzero) digits is 209952, while the sum is 49.

The spelling of 101220222109999 in words is "one hundred one trillion, two hundred twenty billion, two hundred twenty-two million, one hundred nine thousand, nine hundred ninety-nine".