220202012212001 has 2 divisors, whose sum is σ = 220202012212002. Its totient is φ = 220202012212000.

The previous prime is 220202012211959. The next prime is 220202012212051. The reversal of 220202012212001 is 100212210202022.

It is a happy number.

220202012212001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 163118849696401 + 57083162515600 = 12771799^2 + 7555340^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220202012212001 is a prime.

It is not a weakly prime, because it can be changed into another prime (220202012212051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110101006106000 + 110101006106001.

It is an arithmetic number, because the mean of its divisors is an integer number (110101006106001).

Almost surely, 2^{220202012212001} is an apocalyptic number.

It is an amenable number.

220202012212001 is a deficient number, since it is larger than the sum of its proper divisors (1).

220202012212001 is an equidigital number, since it uses as much as digits as its factorization.

220202012212001 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 17.

Adding to 220202012212001 its reverse (100212210202022), we get a palindrome (320414222414023).

The spelling of 220202012212001 in words is "two hundred twenty trillion, two hundred two billion, twelve million, two hundred twelve thousand, one".