1111201112022 has 16 divisors (see below), whose sum is σ = 2294092618752. Its totient is φ = 358451971560.

The previous prime is 1111201111987. The next prime is 1111201112023. The reversal of 1111201112022 is 2202111021111.

It is a happy number.

It is a super-2 number, since 2×1111201112022² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1111201111992 and 1111201112010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111201112023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2987099578 + ... + 2987099949.

It is an arithmetic number, because the mean of its divisors is an integer number (143380788672).

Almost surely, 2^{1111201112022} is an apocalyptic number.

1111201112022 is an abundant number, since it is smaller than the sum of its proper divisors (1182891506730).

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

1111201112022 is a wasteful number, since it uses less digits than its factorization.

1111201112022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5974199563.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1111201112022 its reverse (2202111021111), we get a palindrome (3313312133133).

The spelling of 1111201112022 in words is "one trillion, one hundred eleven billion, two hundred one million, one hundred twelve thousand, twenty-two".