21112322103011 has 8 divisors (see below), whose sum is σ = 22099745212704. Its totient is φ = 20130690331840.

The previous prime is 21112322102983. The next prime is 21112322103023. The reversal of 21112322103011 is 11030122321112.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21112322103011 is a prime.

It is a super-2 number, since 2×21112322103011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21112322703011) 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, 1447827170 + ... + 1447841751.

It is an arithmetic number, because the mean of its divisors is an integer number (2762468151588).

Almost surely, 2^{21112322103011} is an apocalyptic number.

21112322103011 is a deficient number, since it is larger than the sum of its proper divisors (987423109693).

21112322103011 is a wasteful number, since it uses less digits than its factorization.

21112322103011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2895669261.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 21112322103011 its reverse (11030122321112), we get a palindrome (32142444424123).

The spelling of 21112322103011 in words is "twenty-one trillion, one hundred twelve billion, three hundred twenty-two million, one hundred three thousand, eleven".