20223099 has 24 divisors (see below), whose sum is σ = 31729152. Its totient is φ = 12337920.

The previous prime is 20223089. The next prime is 20223101. The reversal of 20223099 is 99032202.

It is not a de Polignac number, because 20223099 - 2⁴ = 20223083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20223059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14179 + ... + 15539.

It is an arithmetic number, because the mean of its divisors is an integer number (1322048).

Almost surely, 2^20223099 is an apocalyptic number.

20223099 is a deficient number, since it is larger than the sum of its proper divisors (11506053).

20223099 is a wasteful number, since it uses less digits than its factorization.

20223099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1507 (or 1504 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 20223099 is about 4497.0100066600. The cubic root of 20223099 is about 272.4473382510.

The spelling of 20223099 in words is "twenty million, two hundred twenty-three thousand, ninety-nine".