1111021202223 has 48 divisors (see below), whose sum is σ = 1747608276960. Its totient is φ = 677804544000.

The previous prime is 1111021202197. The next prime is 1111021202227. The reversal of 1111021202223 is 3222021201111.

It is not a de Polignac number, because 1111021202223 - 2⁹ = 1111021201711 is a prime.

It is a super-2 number, since 2×1111021202223² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1111021202196 and 1111021202205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111021202227) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 76386 + ... + 1492607.

It is an arithmetic number, because the mean of its divisors is an integer number (36408505770).

Almost surely, 2^{1111021202223} is an apocalyptic number.

1111021202223 is a deficient number, since it is larger than the sum of its proper divisors (636587074737).

1111021202223 is a wasteful number, since it uses less digits than its factorization.

1111021202223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1569160 (or 1569157 counting only the distinct ones).

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

Adding to 1111021202223 its reverse (3222021201111), we get a palindrome (4333042403334).

The spelling of 1111021202223 in words is "one trillion, one hundred eleven billion, twenty-one million, two hundred two thousand, two hundred twenty-three".