1310221134222 has 256 divisors, whose sum is σ = 3645494028288. Its totient is φ = 302938030080.

The previous prime is 1310221134221. The next prime is 1310221134253. The reversal of 1310221134222 is 2224311220131.

It is a super-3 number, since 3×1310221134222³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1310221134192 and 1310221134201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310221134221) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 25084998 + ... + 25137174.

It is an arithmetic number, because the mean of its divisors is an integer number (14240211048).

Almost surely, 2^{1310221134222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1310221134222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1822747014144).

1310221134222 is an abundant number, since it is smaller than the sum of its proper divisors (2335272894066).

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

1310221134222 is a wasteful number, since it uses less digits than its factorization.

1310221134222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52363.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1310221134222 its reverse (2224311220131), we get a palindrome (3534532354353).

The spelling of 1310221134222 in words is "one trillion, three hundred ten billion, two hundred twenty-one million, one hundred thirty-four thousand, two hundred twenty-two".