22113002 has 4 divisors (see below), whose sum is σ = 33169506. Its totient is φ = 11056500.

The previous prime is 22112999. The next prime is 22113043. The reversal of 22113002 is 20031122.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20031122 = 2 ⋅10015561.

It can be written as a sum of positive squares in only one way, i.e., 21893041 + 219961 = 4679^2 + 469^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5528249 + ... + 5528252.

Almost surely, 2^22113002 is an apocalyptic number.

22113002 is a deficient number, since it is larger than the sum of its proper divisors (11056504).

22113002 is a wasteful number, since it uses less digits than its factorization.

22113002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11056503.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 22113002 is about 4702.4463845960. The cubic root of 22113002 is about 280.6828655826.

Adding to 22113002 its reverse (20031122), we get a palindrome (42144124).

The spelling of 22113002 in words is "twenty-two million, one hundred thirteen thousand, two".