21022302014 has 32 divisors (see below), whose sum is σ = 37509765120. Its totient is φ = 8645488992.

The previous prime is 21022301969. The next prime is 21022302071. The reversal of 21022302014 is 41020322012.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 21022301983 and 21022302001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92654 + ... + 225009.

It is an arithmetic number, because the mean of its divisors is an integer number (1172180160).

Almost surely, 2^21022302014 is an apocalyptic number.

21022302014 is a deficient number, since it is larger than the sum of its proper divisors (16487463106).

21022302014 is a wasteful number, since it uses less digits than its factorization.

21022302014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317864.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 21022302014 its reverse (41020322012), we get a palindrome (62042624026).

The spelling of 21022302014 in words is "twenty-one billion, twenty-two million, three hundred two thousand, fourteen".