11314214021 has 24 divisors (see below), whose sum is σ = 12719481600. Its totient is φ = 10054044000.

The previous prime is 11314213991. The next prime is 11314214029. The reversal of 11314214021 is 12041241311.

It is not a de Polignac number, because 11314214021 - 2³⁰ = 10240472197 is a prime.

It is a super-2 number, since 2×11314214021² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11314213984 and 11314214002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11314214029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 959600 + ... + 971318.

It is an arithmetic number, because the mean of its divisors is an integer number (529978400).

Almost surely, 2^11314214021 is an apocalyptic number.

11314214021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11314214021 is a deficient number, since it is larger than the sum of its proper divisors (1405267579).

11314214021 is a wasteful number, since it uses less digits than its factorization.

11314214021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11921 (or 11910 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11314214021 its reverse (12041241311), we get a palindrome (23355455332).

The spelling of 11314214021 in words is "eleven billion, three hundred fourteen million, two hundred fourteen thousand, twenty-one".