22323131210477 has 2 divisors, whose sum is σ = 22323131210478. Its totient is φ = 22323131210476.

The previous prime is 22323131210417. The next prime is 22323131210489. The reversal of 22323131210477 is 77401213132322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11735324570596 + 10587806639881 = 3425686^2 + 3253891^2 .

It is a cyclic number.

It is not a de Polignac number, because 22323131210477 - 2¹² = 22323131206381 is a prime.

It is a super-3 number, since 3×22323131210477³ (a number of 41 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22323131210477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22323131210417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11161565605238 + 11161565605239.

It is an arithmetic number, because the mean of its divisors is an integer number (11161565605239).

Almost surely, 2^{22323131210477} is an apocalyptic number.

It is an amenable number.

22323131210477 is a deficient number, since it is larger than the sum of its proper divisors (1).

22323131210477 is an equidigital number, since it uses as much as digits as its factorization.

22323131210477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 38.

Adding to 22323131210477 its reverse (77401213132322), we get a palindrome (99724344342799).

The spelling of 22323131210477 in words is "twenty-two trillion, three hundred twenty-three billion, one hundred thirty-one million, two hundred ten thousand, four hundred seventy-seven".