202012221012211 has 2 divisors, whose sum is σ = 202012221012212. Its totient is φ = 202012221012210.

The previous prime is 202012221012193. The next prime is 202012221012263. The reversal of 202012221012211 is 112210122210202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202012221012211 - 2²³ = 202012212623603 is a prime.

It is a super-2 number, since 2×202012221012211² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (202012221012281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101006110506105 + 101006110506106.

It is an arithmetic number, because the mean of its divisors is an integer number (101006110506106).

Almost surely, 2^{202012221012211} is an apocalyptic number.

202012221012211 is a deficient number, since it is larger than the sum of its proper divisors (1).

202012221012211 is an equidigital number, since it uses as much as digits as its factorization.

202012221012211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 202012221012211 its reverse (112210122210202), we get a palindrome (314222343222413).

The spelling of 202012221012211 in words is "two hundred two trillion, twelve billion, two hundred twenty-one million, twelve thousand, two hundred eleven".