22031452510 has 16 divisors (see below), whose sum is σ = 39774296016. Its totient is φ = 8786429568.

The previous prime is 22031452439. The next prime is 22031452517. The reversal of 22031452510 is 1525413022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22031452517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3265392 + ... + 3272131.

It is an arithmetic number, because the mean of its divisors is an integer number (2485893501).

Almost surely, 2^22031452510 is an apocalyptic number.

22031452510 is a deficient number, since it is larger than the sum of its proper divisors (17742843506).

22031452510 is a wasteful number, since it uses less digits than its factorization.

22031452510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6537867.

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 22031452510 its reverse (1525413022), we get a palindrome (23556865532).

The spelling of 22031452510 in words is "twenty-two billion, thirty-one million, four hundred fifty-two thousand, five hundred ten".