22142423030 has 128 divisors (see below), whose sum is σ = 50007767040. Its totient is φ = 6872785920.

The previous prime is 22142423027. The next prime is 22142423033. The reversal of 22142423030 is 3032424122.

It is an interprime number because it is at equal distance from previous prime (22142423027) and next prime (22142423033).

It is a junction number, because it is equal to n+sod(n) for n = 22142422987 and 22142423005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22142423033) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10608647 + ... + 10610733.

It is an arithmetic number, because the mean of its divisors is an integer number (390685680).

Almost surely, 2^22142423030 is an apocalyptic number.

22142423030 is an abundant number, since it is smaller than the sum of its proper divisors (27865344010).

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

22142423030 is a wasteful number, since it uses less digits than its factorization.

22142423030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2334.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 22142423030 its reverse (3032424122), we get a palindrome (25174847152).

The spelling of 22142423030 in words is "twenty-two billion, one hundred forty-two million, four hundred twenty-three thousand, thirty".