22131012231203 has 2 divisors, whose sum is σ = 22131012231204. Its totient is φ = 22131012231202.

The previous prime is 22131012231143. The next prime is 22131012231217. The reversal of 22131012231203 is 30213221013122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22131012231203 - 2¹⁰ = 22131012230179 is a prime.

It is not a weakly prime, because it can be changed into another prime (22131012231703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11065506115601 + 11065506115602.

It is an arithmetic number, because the mean of its divisors is an integer number (11065506115602).

Almost surely, 2^{22131012231203} is an apocalyptic number.

22131012231203 is a deficient number, since it is larger than the sum of its proper divisors (1).

22131012231203 is an equidigital number, since it uses as much as digits as its factorization.

22131012231203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 22131012231203 its reverse (30213221013122), we get a palindrome (52344233244325).

The spelling of 22131012231203 in words is "twenty-two trillion, one hundred thirty-one billion, twelve million, two hundred thirty-one thousand, two hundred three".