99220020223 has 4 divisors (see below), whose sum is σ = 99221357368. Its totient is φ = 99218683080.

The previous prime is 99220020197. The next prime is 99220020239. The reversal of 99220020223 is 32202002299.

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 99220020223 - 2⁵ = 99220020191 is a prime.

It is a super-2 number, since 2×99220020223² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99220021223) 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, 550293 + ... + 707998.

It is an arithmetic number, because the mean of its divisors is an integer number (24805339342).

Almost surely, 2^99220020223 is an apocalyptic number.

99220020223 is a deficient number, since it is larger than the sum of its proper divisors (1337145).

99220020223 is a wasteful number, since it uses less digits than its factorization.

99220020223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337144.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 99220020223 in words is "ninety-nine billion, two hundred twenty million, twenty thousand, two hundred twenty-three".