1111221312022 has 8 divisors (see below), whose sum is σ = 1671030538416. Its totient is φ = 554211132552.

The previous prime is 1111221312013. The next prime is 1111221312043. The reversal of 1111221312022 is 2202131221111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 699760738 + ... + 699762325.

It is an arithmetic number, because the mean of its divisors is an integer number (208878817302).

Almost surely, 2^{1111221312022} is an apocalyptic number.

1111221312022 is a deficient number, since it is larger than the sum of its proper divisors (559809226394).

1111221312022 is a wasteful number, since it uses less digits than its factorization.

1111221312022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1399523462.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 1111221312022 its reverse (2202131221111), we get a palindrome (3313352533133).

The spelling of 1111221312022 in words is "one trillion, one hundred eleven billion, two hundred twenty-one million, three hundred twelve thousand, twenty-two".