2231000001322 has 4 divisors (see below), whose sum is σ = 3346500001986. Its totient is φ = 1115500000660.

The previous prime is 2231000001313. The next prime is 2231000001359.

2231000001322 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2154087517761 + 76912483561 = 1467681^2 + 277331^2 .

It is a super-3 number, since 3×2231000001322³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 2231000001296 and 2231000001305.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557750000329 + ... + 557750000332.

Almost surely, 2^{2231000001322} is an apocalyptic number.

2231000001322 is a deficient number, since it is larger than the sum of its proper divisors (1115500000664).

2231000001322 is a wasteful number, since it uses less digits than its factorization.

2231000001322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115500000663.

The product of its (nonzero) digits is 144, while the sum is 16.

It can be divided in two parts, 223100000 and 1322, that added together give a palindrome (223101322).

The spelling of 2231000001322 in words is "two trillion, two hundred thirty-one billion, one thousand, three hundred twenty-two".