32112420202 has 4 divisors (see below), whose sum is σ = 48168630306. Its totient is φ = 16056210100.

The previous prime is 32112420143. The next prime is 32112420203. The reversal of 32112420202 is 20202421123.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 17077001041 + 15035419161 = 130679^2 + 122619^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 32112420202.

It is not an unprimeable number, because it can be changed into a prime (32112420203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8028105049 + ... + 8028105052.

Almost surely, 2^32112420202 is an apocalyptic number.

32112420202 is a deficient number, since it is larger than the sum of its proper divisors (16056210104).

32112420202 is a wasteful number, since it uses less digits than its factorization.

32112420202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16056210103.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 32112420202 its reverse (20202421123), we get a palindrome (52314841325).

The spelling of 32112420202 in words is "thirty-two billion, one hundred twelve million, four hundred twenty thousand, two hundred two".