22231203101 has 2 divisors, whose sum is σ = 22231203102. Its totient is φ = 22231203100.

The previous prime is 22231203077. The next prime is 22231203109. The reversal of 22231203101 is 10130213222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20286304900 + 1944898201 = 142430^2 + 44101^2 .

It is a cyclic number.

It is not a de Polignac number, because 22231203101 - 2¹⁴ = 22231186717 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22231203101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22231203109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11115601550 + 11115601551.

It is an arithmetic number, because the mean of its divisors is an integer number (11115601551).

Almost surely, 2^22231203101 is an apocalyptic number.

It is an amenable number.

22231203101 is a deficient number, since it is larger than the sum of its proper divisors (1).

22231203101 is an equidigital number, since it uses as much as digits as its factorization.

22231203101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 22231203101 its reverse (10130213222), we get a palindrome (32361416323).

The spelling of 22231203101 in words is "twenty-two billion, two hundred thirty-one million, two hundred three thousand, one hundred one".