22201012002101 has 2 divisors, whose sum is σ = 22201012002102. Its totient is φ = 22201012002100.

The previous prime is 22201012002083. The next prime is 22201012002137. The reversal of 22201012002101 is 10120021010222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17327646697201 + 4873365304900 = 4162649^2 + 2207570^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22201012002101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22201012007101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11100506001050 + 11100506001051.

It is an arithmetic number, because the mean of its divisors is an integer number (11100506001051).

Almost surely, 2^{22201012002101} is an apocalyptic number.

It is an amenable number.

22201012002101 is a deficient number, since it is larger than the sum of its proper divisors (1).

22201012002101 is an equidigital number, since it uses as much as digits as its factorization.

22201012002101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22201012002101 its reverse (10120021010222), we get a palindrome (32321033012323).

The spelling of 22201012002101 in words is "twenty-two trillion, two hundred one billion, twelve million, two thousand, one hundred one".