122040422210731 has 2 divisors, whose sum is σ = 122040422210732. Its totient is φ = 122040422210730.

The previous prime is 122040422210683. The next prime is 122040422210809. The reversal of 122040422210731 is 137012224040221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122040422210731 is a prime.

It is a super-2 number, since 2×122040422210731² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122040422210693 and 122040422210702.

It is not a weakly prime, because it can be changed into another prime (122040422216731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61020211105365 + 61020211105366.

It is an arithmetic number, because the mean of its divisors is an integer number (61020211105366).

Almost surely, 2^{122040422210731} is an apocalyptic number.

122040422210731 is a deficient number, since it is larger than the sum of its proper divisors (1).

122040422210731 is an equidigital number, since it uses as much as digits as its factorization.

122040422210731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 31.

Adding to 122040422210731 its reverse (137012224040221), we get a palindrome (259052646250952).

The spelling of 122040422210731 in words is "one hundred twenty-two trillion, forty billion, four hundred twenty-two million, two hundred ten thousand, seven hundred thirty-one".