2122012201223 has 2 divisors, whose sum is σ = 2122012201224. Its totient is φ = 2122012201222.

The previous prime is 2122012201201. The next prime is 2122012201249. The reversal of 2122012201223 is 3221022102212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2122012201223 - 2¹² = 2122012197127 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 2122012201195 and 2122012201204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2122012201823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061006100611 + 1061006100612.

It is an arithmetic number, because the mean of its divisors is an integer number (1061006100612).

Almost surely, 2^{2122012201223} is an apocalyptic number.

2122012201223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122012201223 is an equidigital number, since it uses as much as digits as its factorization.

2122012201223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2122012201223 its reverse (3221022102212), we get a palindrome (5343034303435).

The spelling of 2122012201223 in words is "two trillion, one hundred twenty-two billion, twelve million, two hundred one thousand, two hundred twenty-three".