220201020212 has 12 divisors (see below), whose sum is σ = 398639778180. Its totient is φ = 106303940736.

The previous prime is 220201020203. The next prime is 220201020257. The reversal of 220201020212 is 212020102022.

It can be written as a sum of positive squares in 2 ways, for example, as 189254581156 + 30946439056 = 435034^2 + 175916^2 .

It is a congruent number.

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, 949142213 + ... + 949142444.

It is an arithmetic number, because the mean of its divisors is an integer number (33219981515).

Almost surely, 2^220201020212 is an apocalyptic number.

It is an amenable number.

220201020212 is a deficient number, since it is larger than the sum of its proper divisors (178438757968).

220201020212 is a wasteful number, since it uses less digits than its factorization.

220201020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1898284690 (or 1898284688 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 220201020212 its reverse (212020102022), we get a palindrome (432221122234).

It can be divided in two parts, 2202010 and 20212, that added together give a palindrome (2222222).

The spelling of 220201020212 in words is "two hundred twenty billion, two hundred one million, twenty thousand, two hundred twelve".