1222021101023 has 2 divisors, whose sum is σ = 1222021101024. Its totient is φ = 1222021101022.

The previous prime is 1222021101001. The next prime is 1222021101031. The reversal of 1222021101023 is 3201011202221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1222021101023 - 2⁶ = 1222021100959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1222021100992 and 1222021101010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1222021107023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611010550511 + 611010550512.

It is an arithmetic number, because the mean of its divisors is an integer number (611010550512).

Almost surely, 2^{1222021101023} is an apocalyptic number.

1222021101023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222021101023 is an equidigital number, since it uses as much as digits as its factorization.

1222021101023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1222021101023 its reverse (3201011202221), we get a palindrome (4423032303244).

The spelling of 1222021101023 in words is "one trillion, two hundred twenty-two billion, twenty-one million, one hundred one thousand, twenty-three".