202211021123 has 2 divisors, whose sum is σ = 202211021124. Its totient is φ = 202211021122.

The previous prime is 202211021107. The next prime is 202211021143. The reversal of 202211021123 is 321120112202.

202211021123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202211021123 - 2⁴ = 202211021107 is a prime.

It is a super-2 number, since 2×202211021123² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (202211021143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101105510561 + 101105510562.

It is an arithmetic number, because the mean of its divisors is an integer number (101105510562).

Almost surely, 2^202211021123 is an apocalyptic number.

202211021123 is a deficient number, since it is larger than the sum of its proper divisors (1).

202211021123 is an equidigital number, since it uses as much as digits as its factorization.

202211021123 is an odious number, because the sum of its binary digits is odd.

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

Adding to 202211021123 its reverse (321120112202), we get a palindrome (523331133325).

The spelling of 202211021123 in words is "two hundred two billion, two hundred eleven million, twenty-one thousand, one hundred twenty-three".