20202332212 has 6 divisors (see below), whose sum is σ = 35354081378. Its totient is φ = 10101166104.

The previous prime is 20202332203. The next prime is 20202332231. The reversal of 20202332212 is 21223320202.

It can be written as a sum of positive squares in only one way, i.e., 19294876836 + 907455376 = 138906^2 + 30124^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20202332212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2525291523 + ... + 2525291530.

Almost surely, 2^20202332212 is an apocalyptic number.

It is an amenable number.

20202332212 is a deficient number, since it is larger than the sum of its proper divisors (15151749166).

20202332212 is a wasteful number, since it uses less digits than its factorization.

20202332212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5050583057 (or 5050583055 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20202332212 its reverse (21223320202), we get a palindrome (41425652414).

The spelling of 20202332212 in words is "twenty billion, two hundred two million, three hundred thirty-two thousand, two hundred twelve".