21014010340422 has 16 divisors (see below), whose sum is σ = 45848749833792. Its totient is φ = 6367881921320.

The previous prime is 21014010340403. The next prime is 21014010340469. The reversal of 21014010340422 is 22404301041012.

It is a junction number, because it is equal to n+sod(n) for n = 21014010340392 and 21014010340401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159197047968 + ... + 159197048099.

It is an arithmetic number, because the mean of its divisors is an integer number (2865546864612).

Almost surely, 2^{21014010340422} is an apocalyptic number.

21014010340422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21014010340422 is an abundant number, since it is smaller than the sum of its proper divisors (24834739493370).

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

21014010340422 is a wasteful number, since it uses less digits than its factorization.

21014010340422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318394096083.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 21014010340422 its reverse (22404301041012), we get a palindrome (43418311381434).

The spelling of 21014010340422 in words is "twenty-one trillion, fourteen billion, ten million, three hundred forty thousand, four hundred twenty-two".