11332212431 has 2 divisors, whose sum is σ = 11332212432. Its totient is φ = 11332212430.

The previous prime is 11332212383. The next prime is 11332212457. The reversal of 11332212431 is 13421223311.

It is a strong prime.

It is an emirp because it is prime and its reverse (13421223311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11332212431 is a prime.

It is a super-2 number, since 2×11332212431² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11332212397 and 11332212406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11332211431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5666106215 + 5666106216.

It is an arithmetic number, because the mean of its divisors is an integer number (5666106216).

Almost surely, 2^11332212431 is an apocalyptic number.

11332212431 is a deficient number, since it is larger than the sum of its proper divisors (1).

11332212431 is an equidigital number, since it uses as much as digits as its factorization.

11332212431 is an odious number, because the sum of its binary digits is odd.

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

Adding to 11332212431 its reverse (13421223311), we get a palindrome (24753435742).

The spelling of 11332212431 in words is "eleven billion, three hundred thirty-two million, two hundred twelve thousand, four hundred thirty-one".