1222022011023 has 72 divisors (see below), whose sum is σ = 1990375143120. Its totient is φ = 721517702400.

The previous prime is 1222022010967. The next prime is 1222022011109. The reversal of 1222022011023 is 3201102202221.

It is not a de Polignac number, because 1222022011023 - 2⁸ = 1222022010767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1222022010987 and 1222022011005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222022011523) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 31636840 + ... + 31675442.

It is an arithmetic number, because the mean of its divisors is an integer number (27644099210).

Almost surely, 2^{1222022011023} is an apocalyptic number.

1222022011023 is a deficient number, since it is larger than the sum of its proper divisors (768353132097).

1222022011023 is a wasteful number, since it uses less digits than its factorization.

1222022011023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39381 (or 39367 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1222022011023 its reverse (3201102202221), we get a palindrome (4423124213244).

The spelling of 1222022011023 in words is "one trillion, two hundred twenty-two billion, twenty-two million, eleven thousand, twenty-three".