1101221122023 has 12 divisors (see below), whose sum is σ = 1735257525768. Its totient is φ = 667406740560.

The previous prime is 1101221122021. The next prime is 1101221122051. The reversal of 1101221122023 is 3202211221011.

It is not a de Polignac number, because 1101221122023 - 2¹ = 1101221122021 is a prime.

It is a super-2 number, since 2×1101221122023² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1101221121987 and 1101221122005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101221122021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5561722740 + ... + 5561722937.

It is an arithmetic number, because the mean of its divisors is an integer number (144604793814).

Almost surely, 2^{1101221122023} is an apocalyptic number.

1101221122023 is a deficient number, since it is larger than the sum of its proper divisors (634036403745).

1101221122023 is a wasteful number, since it uses less digits than its factorization.

1101221122023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11123445694 (or 11123445691 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1101221122023 its reverse (3202211221011), we get a palindrome (4303432343034).

The spelling of 1101221122023 in words is "one trillion, one hundred one billion, two hundred twenty-one million, one hundred twenty-two thousand, twenty-three".