1310222220132 has 96 divisors (see below), whose sum is σ = 3658999099392. Its totient is φ = 356780324736.

The previous prime is 1310222220079. The next prime is 1310222220173. The reversal of 1310222220132 is 2310222220131.

It is a super-2 number, since 2×1310222220132² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 1310222220099 and 1310222220108.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 688968 + ... + 1759295.

It is an arithmetic number, because the mean of its divisors is an integer number (38114573952).

Almost surely, 2^{1310222220132} is an apocalyptic number.

1310222220132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1310222220132 is an abundant number, since it is smaller than the sum of its proper divisors (2348776879260).

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

1310222220132 is a wasteful number, since it uses less digits than its factorization.

1310222220132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2448577 (or 2448575 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1310222220132 its reverse (2310222220131), we get a palindrome (3620444440263).

Subtracting 1310222220132 from its reverse (2310222220131), we obtain a palindrome (999999999999).

The spelling of 1310222220132 in words is "one trillion, three hundred ten billion, two hundred twenty-two million, two hundred twenty thousand, one hundred thirty-two".