122235311263 has 16 divisors (see below), whose sum is σ = 132612197760. Its totient is φ = 112000621824.

The previous prime is 122235311243. The next prime is 122235311269. The reversal of 122235311263 is 362113532221.

It is not a de Polignac number, because 122235311263 - 2⁹ = 122235310751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122235311269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 909645 + ... + 1035337.

It is an arithmetic number, because the mean of its divisors is an integer number (8288262360).

Almost surely, 2^122235311263 is an apocalyptic number.

122235311263 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

122235311263 is a deficient number, since it is larger than the sum of its proper divisors (10376886497).

122235311263 is a wasteful number, since it uses less digits than its factorization.

122235311263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126258.

The product of its digits is 12960, while the sum is 31.

Adding to 122235311263 its reverse (362113532221), we get a palindrome (484348843484).

The spelling of 122235311263 in words is "one hundred twenty-two billion, two hundred thirty-five million, three hundred eleven thousand, two hundred sixty-three".