1223111002322 has 16 divisors (see below), whose sum is σ = 2001503924352. Its totient is φ = 555945780720.

The previous prime is 1223111002303. The next prime is 1223111002367. The reversal of 1223111002322 is 2232001113221.

It is a super-2 number, since 2×1223111002322² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1223111002294 and 1223111002303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248768 + ... + 1583700.

It is an arithmetic number, because the mean of its divisors is an integer number (125093995272).

Almost surely, 2^{1223111002322} is an apocalyptic number.

1223111002322 is a deficient number, since it is larger than the sum of its proper divisors (778392922030).

1223111002322 is a wasteful number, since it uses less digits than its factorization.

1223111002322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1376593.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1223111002322 its reverse (2232001113221), we get a palindrome (3455112115543).

The spelling of 1223111002322 in words is "one trillion, two hundred twenty-three billion, one hundred eleven million, two thousand, three hundred twenty-two".