3111401322 has 40 divisors (see below), whose sum is σ = 6979764000. Its totient is φ = 1035955656.

The previous prime is 3111401309. The next prime is 3111401347. The reversal of 3111401322 is 2231041113.

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 = 3111401295 and 3111401304.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 138429 + ... + 159327.

It is an arithmetic number, because the mean of its divisors is an integer number (174494100).

Almost surely, 2^3111401322 is an apocalyptic number.

3111401322 is an abundant number, since it is smaller than the sum of its proper divisors (3868362678).

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

3111401322 is a wasteful number, since it uses less digits than its factorization.

3111401322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21832 (or 21823 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 3111401322 is about 55779.9365542845. The cubic root of 3111401322 is about 1459.8851041754.

Adding to 3111401322 its reverse (2231041113), we get a palindrome (5342442435).

The spelling of 3111401322 in words is "three billion, one hundred eleven million, four hundred one thousand, three hundred twenty-two".