1122022112021 has 8 divisors (see below), whose sum is σ = 1125073687584. Its totient is φ = 1118970769680.

The previous prime is 1122022111997. The next prime is 1122022112083. The reversal of 1122022112021 is 1202112202211.

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

It is a cyclic number.

It is not a de Polignac number, because 1122022112021 - 2¹⁰ = 1122022110997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122022112521) 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, 14467670 + ... + 14545016.

It is an arithmetic number, because the mean of its divisors is an integer number (140634210948).

Almost surely, 2^{1122022112021} is an apocalyptic number.

It is an amenable number.

1122022112021 is a deficient number, since it is larger than the sum of its proper divisors (3051575563).

1122022112021 is an equidigital number, since it uses as much as digits as its factorization.

1122022112021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116611.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1122022112021 its reverse (1202112202211), we get a palindrome (2324134314232).

The spelling of 1122022112021 in words is "one trillion, one hundred twenty-two billion, twenty-two million, one hundred twelve thousand, twenty-one".