2123011122322 has 4 divisors (see below), whose sum is σ = 3184516683486. Its totient is φ = 1061505561160.

The previous prime is 2123011122289. The next prime is 2123011122341. The reversal of 2123011122322 is 2232211103212.

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., 1457189393881 + 665821728441 = 1207141^2 + 815979^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2123011122293 and 2123011122302.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530752780579 + ... + 530752780582.

Almost surely, 2^{2123011122322} is an apocalyptic number.

2123011122322 is a deficient number, since it is larger than the sum of its proper divisors (1061505561164).

2123011122322 is a wasteful number, since it uses less digits than its factorization.

2123011122322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061505561163.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 2123011122322 its reverse (2232211103212), we get a palindrome (4355222225534).

The spelling of 2123011122322 in words is "two trillion, one hundred twenty-three billion, eleven million, one hundred twenty-two thousand, three hundred twenty-two".