21420414333094 has 8 divisors (see below), whose sum is σ = 36720710285328. Its totient is φ = 9180177571320.

The previous prime is 21420414333079. The next prime is 21420414333139. The reversal of 21420414333094 is 49033341402412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×21420414333094² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 765014797597 + ... + 765014797624.

It is an arithmetic number, because the mean of its divisors is an integer number (4590088785666).

Almost surely, 2^{21420414333094} is an apocalyptic number.

21420414333094 is a deficient number, since it is larger than the sum of its proper divisors (15300295952234).

21420414333094 is a wasteful number, since it uses less digits than its factorization.

21420414333094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1530029595230.

The product of its (nonzero) digits is 248832, while the sum is 40.

The spelling of 21420414333094 in words is "twenty-one trillion, four hundred twenty billion, four hundred fourteen million, three hundred thirty-three thousand, ninety-four".