20202221302010 has 32 divisors (see below), whose sum is σ = 39670021302912. Its totient is φ = 7346224342080.

The previous prime is 20202221302009. The next prime is 20202221302013. The reversal of 20202221302010 is 1020312220202.

It is a self number, because there is not a number n which added to its sum of digits gives 20202221302010.

It is not an unprimeable number, because it can be changed into a prime (20202221302013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29468147 + ... + 30145913.

It is an arithmetic number, because the mean of its divisors is an integer number (1239688165716).

Almost surely, 2^{20202221302010} is an apocalyptic number.

20202221302010 is a deficient number, since it is larger than the sum of its proper divisors (19467800000902).

20202221302010 is a wasteful number, since it uses less digits than its factorization.

20202221302010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948758.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 20202221302010 its reverse (1020312220202), we get a palindrome (21222533522212).

The spelling of 20202221302010 in words is "twenty trillion, two hundred two billion, two hundred twenty-one million, three hundred two thousand, ten".