20222012212001 has 2 divisors, whose sum is σ = 20222012212002. Its totient is φ = 20222012212000.

The previous prime is 20222012211991. The next prime is 20222012212007. The reversal of 20222012212001 is 10021221022202.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14007840717025 + 6214171494976 = 3742705^2 + 2492824^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20222012212001 is a prime.

It is not a weakly prime, because it can be changed into another prime (20222012212007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111006106000 + 10111006106001.

It is an arithmetic number, because the mean of its divisors is an integer number (10111006106001).

Almost surely, 2^{20222012212001} is an apocalyptic number.

It is an amenable number.

20222012212001 is a deficient number, since it is larger than the sum of its proper divisors (1).

20222012212001 is an equidigital number, since it uses as much as digits as its factorization.

20222012212001 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 20222012212001 its reverse (10021221022202), we get a palindrome (30243233234203).

The spelling of 20222012212001 in words is "twenty trillion, two hundred twenty-two billion, twelve million, two hundred twelve thousand, one".