21111300322 has 8 divisors (see below), whose sum is σ = 36190800576. Its totient is φ = 9047700132.

The previous prime is 21111300277. The next prime is 21111300337. The reversal of 21111300322 is 22300311112.

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 = 21111300296 and 21111300305.

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, 753974998 + ... + 753975025.

It is an arithmetic number, because the mean of its divisors is an integer number (4523850072).

Almost surely, 2^21111300322 is an apocalyptic number.

21111300322 is a deficient number, since it is larger than the sum of its proper divisors (15079500254).

21111300322 is a wasteful number, since it uses less digits than its factorization.

21111300322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1507950032.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 21111300322 its reverse (22300311112), we get a palindrome (43411611434).

The spelling of 21111300322 in words is "twenty-one billion, one hundred eleven million, three hundred thousand, three hundred twenty-two".