22152102 has 32 divisors (see below), whose sum is σ = 51044352. Its totient is φ = 6277824.

The previous prime is 22152101. The next prime is 22152113. The reversal of 22152102 is 20125122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22152101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3258 + ... + 7410.

It is an arithmetic number, because the mean of its divisors is an integer number (1595136).

Almost surely, 2^22152102 is an apocalyptic number.

22152102 is an abundant number, since it is smaller than the sum of its proper divisors (28892250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22152102 is a wasteful number, since it uses less digits than its factorization.

22152102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4292.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 22152102 is about 4706.6019589509. The cubic root of 22152102 is about 280.8482017642.

Adding to 22152102 its reverse (20125122), we get a palindrome (42277224).

The spelling of 22152102 in words is "twenty-two million, one hundred fifty-two thousand, one hundred two".