21002331119 has 32 divisors (see below), whose sum is σ = 26429760000. Its totient is φ = 16212810240.

The previous prime is 21002331109. The next prime is 21002331149. The reversal of 21002331119 is 91113320012.

It is not a de Polignac number, because 21002331119 - 2³² = 16707363823 is a prime.

It is a super-2 number, since 2×21002331119² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21002331094 and 21002331103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21002331109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6000632 + ... + 6004130.

It is an arithmetic number, because the mean of its divisors is an integer number (825930000).

Almost surely, 2^21002331119 is an apocalyptic number.

21002331119 is a deficient number, since it is larger than the sum of its proper divisors (5427428881).

21002331119 is a wasteful number, since it uses less digits than its factorization.

21002331119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4223.

The product of its (nonzero) digits is 324, while the sum is 23.

It can be divided in two parts, 210023 and 31119, that added together give a palindrome (241142).

The spelling of 21002331119 in words is "twenty-one billion, two million, three hundred thirty-one thousand, one hundred nineteen".