20221232402 has 8 divisors (see below), whose sum is σ = 34664969856. Its totient is φ = 8666242452.

The previous prime is 20221232401. The next prime is 20221232459. The reversal of 20221232402 is 20423212202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (20221232401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 722186858 + ... + 722186885.

It is an arithmetic number, because the mean of its divisors is an integer number (4333121232).

Almost surely, 2^20221232402 is an apocalyptic number.

20221232402 is a deficient number, since it is larger than the sum of its proper divisors (14443737454).

20221232402 is a wasteful number, since it uses less digits than its factorization.

20221232402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444373752.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 20221232402 its reverse (20423212202), we get a palindrome (40644444604).

The spelling of 20221232402 in words is "twenty billion, two hundred twenty-one million, two hundred thirty-two thousand, four hundred two".