2201121201023 has 2 divisors, whose sum is σ = 2201121201024. Its totient is φ = 2201121201022.

The previous prime is 2201121200983. The next prime is 2201121201043. The reversal of 2201121201023 is 3201021211022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2201121201023 - 2³⁶ = 2132401724287 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2201121200992 and 2201121201010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2201121201043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100560600511 + 1100560600512.

It is an arithmetic number, because the mean of its divisors is an integer number (1100560600512).

Almost surely, 2^{2201121201023} is an apocalyptic number.

2201121201023 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201121201023 is an equidigital number, since it uses as much as digits as its factorization.

2201121201023 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 2201121201023 its reverse (3201021211022), we get a palindrome (5402142412045).

Subtracting 2201121201023 from its reverse (3201021211022), we obtain a palindrome (999900009999).

The spelling of 2201121201023 in words is "two trillion, two hundred one billion, one hundred twenty-one million, two hundred one thousand, twenty-three".