21112333022 has 8 divisors (see below), whose sum is σ = 34547454072. Its totient is φ = 9596515000.

The previous prime is 21112333019. The next prime is 21112333051. The reversal of 21112333022 is 22033321112.

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

It is a junction number, because it is equal to n+sod(n) for n = 21112332985 and 21112333003.

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, 479825729 + ... + 479825772.

It is an arithmetic number, because the mean of its divisors is an integer number (4318431759).

Almost surely, 2^21112333022 is an apocalyptic number.

21112333022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21112333022 is a deficient number, since it is larger than the sum of its proper divisors (13435121050).

21112333022 is a wasteful number, since it uses less digits than its factorization.

21112333022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959651514.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 21112333022 its reverse (22033321112), we get a palindrome (43145654134).

The spelling of 21112333022 in words is "twenty-one billion, one hundred twelve million, three hundred thirty-three thousand, twenty-two".