2020431223432 has 16 divisors (see below), whose sum is σ = 4011150223260. Its totient is φ = 950791163904.

The previous prime is 2020431223429. The next prime is 2020431223451. The reversal of 2020431223432 is 2343221340202.

It can be written as a sum of positive squares in 2 ways, for example, as 1994890708836 + 25540514596 = 1412406^2 + 159814^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2020431223432.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7428055833 + ... + 7428056104.

Almost surely, 2^{2020431223432} is an apocalyptic number.

It is an amenable number.

2020431223432 is a deficient number, since it is larger than the sum of its proper divisors (1990718999828).

2020431223432 is a wasteful number, since it uses less digits than its factorization.

2020431223432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14856111960 (or 14856111956 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 2020431223432 its reverse (2343221340202), we get a palindrome (4363652563634).

The spelling of 2020431223432 in words is "two trillion, twenty billion, four hundred thirty-one million, two hundred twenty-three thousand, four hundred thirty-two".