1113122022 has 128 divisors (see below), whose sum is σ = 2571264000. Its totient is φ = 319334400.

The previous prime is 1113121979. The next prime is 1113122033. The reversal of 1113122022 is 2202213111.

It is a super-2 number, since 2×1113122022² = 2478081271722736968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1113121992 and 1113122010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5593479 + ... + 5593677.

It is an arithmetic number, because the mean of its divisors is an integer number (20088000).

Almost surely, 2^1113122022 is an apocalyptic number.

1113122022 is an abundant number, since it is smaller than the sum of its proper divisors (1458141978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1113122022 is a wasteful number, since it uses less digits than its factorization.

1113122022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1113122022 is about 33363.4833613039. The cubic root of 1113122022 is about 1036.3686288506.

Adding to 1113122022 its reverse (2202213111), we get a palindrome (3315335133).

It can be divided in two parts, 11131 and 22022, that added together give a triangular number (33153 = T₂₅₇).

The spelling of 1113122022 in words is "one billion, one hundred thirteen million, one hundred twenty-two thousand, twenty-two".