21022233214 has 16 divisors (see below), whose sum is σ = 32097342960. Its totient is φ = 10323624960.

The previous prime is 21022233209. The next prime is 21022233229. The reversal of 21022233214 is 41233222012.

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, 42819 + ... + 209470.

It is an arithmetic number, because the mean of its divisors is an integer number (2006083935).

Almost surely, 2^21022233214 is an apocalyptic number.

21022233214 is a deficient number, since it is larger than the sum of its proper divisors (11075109746).

21022233214 is a wasteful number, since it uses less digits than its factorization.

21022233214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253035.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 21022233214 its reverse (41233222012), we get a palindrome (62255455226).

The spelling of 21022233214 in words is "twenty-one billion, twenty-two million, two hundred thirty-three thousand, two hundred fourteen".