21400301022 has 32 divisors (see below), whose sum is σ = 42912149280. Its totient is φ = 7114867200.

The previous prime is 21400301011. The next prime is 21400301059. The reversal of 21400301022 is 22010300412.

It is a junction number, because it is equal to n+sod(n) for n = 21400300992 and 21400301010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5150898 + ... + 5155050.

It is an arithmetic number, because the mean of its divisors is an integer number (1341004665).

Almost surely, 2^21400301022 is an apocalyptic number.

21400301022 is an abundant number, since it is smaller than the sum of its proper divisors (21511848258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21400301022 is a wasteful number, since it uses less digits than its factorization.

21400301022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6188.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 21400301022 its reverse (22010300412), we get a palindrome (43410601434).

The spelling of 21400301022 in words is "twenty-one billion, four hundred million, three hundred one thousand, twenty-two".