10220121322223 has 2 divisors, whose sum is σ = 10220121322224. Its totient is φ = 10220121322222.

The previous prime is 10220121322211. The next prime is 10220121322249. The reversal of 10220121322223 is 32222312102201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10220121322223 - 2⁸ = 10220121321967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10220121322823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110060661111 + 5110060661112.

It is an arithmetic number, because the mean of its divisors is an integer number (5110060661112).

Almost surely, 2^{10220121322223} is an apocalyptic number.

10220121322223 is a deficient number, since it is larger than the sum of its proper divisors (1).

10220121322223 is an equidigital number, since it uses as much as digits as its factorization.

10220121322223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 10220121322223 its reverse (32222312102201), we get a palindrome (42442433424424).

The spelling of 10220121322223 in words is "ten trillion, two hundred twenty billion, one hundred twenty-one million, three hundred twenty-two thousand, two hundred twenty-three".