99222003 has 30 divisors (see below), whose sum is σ = 150956212. Its totient is φ = 65216340.

The previous prime is 99222001. The next prime is 99222031. The reversal of 99222003 is 30022299.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is not a de Polignac number, because 99222003 - 2¹ = 99222001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99222001) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1397458 + ... + 1397528.

Almost surely, 2^99222003 is an apocalyptic number.

99222003 is a deficient number, since it is larger than the sum of its proper divisors (51734209).

99222003 is an frugal number, since it uses more digits than its factorization.

99222003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169 (or 74 counting only the distinct ones).

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

The square root of 99222003 is about 9961.0241943286. The cubic root of 99222003 is about 462.9520341163.

Multiplying 99222003 by its sum of digits (27), we get a square (2678994081 = 51759²).

99222003 divided by its sum of digits (27) gives a square (3674889 = 1917²).

The spelling of 99222003 in words is "ninety-nine million, two hundred twenty-two thousand, three".