13100123322 has 72 divisors (see below), whose sum is σ = 33598460532. Its totient is φ = 3664362240.

The previous prime is 13100123299. The next prime is 13100123327. The reversal of 13100123322 is 22332100131.

It can be written as a sum of positive squares in 2 ways, for example, as 13089876921 + 10246401 = 114411^2 + 3201^2 .

It is a super-2 number, since 2×13100123322² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 13100123295 and 13100123304.

It is not an unprimeable number, because it can be changed into a prime (13100123327) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 203023 + ... + 259650.

Almost surely, 2^13100123322 is an apocalyptic number.

13100123322 is an abundant number, since it is smaller than the sum of its proper divisors (20498337210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13100123322 is a wasteful number, since it uses less digits than its factorization.

13100123322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462716 (or 462702 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 13100123322 its reverse (22332100131), we get a palindrome (35432223453).

The spelling of 13100123322 in words is "thirteen billion, one hundred million, one hundred twenty-three thousand, three hundred twenty-two".