21330023112122 has 8 divisors (see below), whose sum is σ = 32028121573536. Its totient is φ = 10653982587612.

The previous prime is 21330023112053. The next prime is 21330023112133. The reversal of 21330023112122 is 22121132003312.

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

It is a super-3 number, since 3×21330023112122³ (a number of 41 digits) contains 333 as substring.

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, 5514481808 + ... + 5514485675.

It is an arithmetic number, because the mean of its divisors is an integer number (4003515196692).

Almost surely, 2^{21330023112122} is an apocalyptic number.

21330023112122 is a deficient number, since it is larger than the sum of its proper divisors (10698098461414).

21330023112122 is a wasteful number, since it uses less digits than its factorization.

21330023112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11028968452.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 21330023112122 its reverse (22121132003312), we get a palindrome (43451155115434).

The spelling of 21330023112122 in words is "twenty-one trillion, three hundred thirty billion, twenty-three million, one hundred twelve thousand, one hundred twenty-two".