21014212414 has 32 divisors (see below), whose sum is σ = 35955541440. Its totient is φ = 9125125632.

The previous prime is 21014212403. The next prime is 21014212423. The reversal of 21014212414 is 41421241012.

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, 1590367 + ... + 1603525.

It is an arithmetic number, because the mean of its divisors is an integer number (1123610670).

Almost surely, 2^21014212414 is an apocalyptic number.

21014212414 is a deficient number, since it is larger than the sum of its proper divisors (14941329026).

21014212414 is a wasteful number, since it uses less digits than its factorization.

21014212414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16804.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 21014212414 its reverse (41421241012), we get a palindrome (62435453426).

The spelling of 21014212414 in words is "twenty-one billion, fourteen million, two hundred twelve thousand, four hundred fourteen".