22154102 has 16 divisors (see below), whose sum is σ = 34096032. Its totient is φ = 10792320.

The previous prime is 22154081. The next prime is 22154131. The reversal of 22154102 is 20145122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12983 + ... + 14589.

It is an arithmetic number, because the mean of its divisors is an integer number (2131002).

Almost surely, 2^22154102 is an apocalyptic number.

22154102 is a deficient number, since it is larger than the sum of its proper divisors (11941930).

22154102 is a wasteful number, since it uses less digits than its factorization.

22154102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1783.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 22154102 is about 4706.8144216657. The cubic root of 22154102 is about 280.8566536257.

Adding to 22154102 its reverse (20145122), we get a palindrome (42299224).

The spelling of 22154102 in words is "twenty-two million, one hundred fifty-four thousand, one hundred two".