21214040325034 has 16 divisors (see below), whose sum is σ = 33693086369088. Its totient is φ = 9983018898112.

The previous prime is 21214040324941. The next prime is 21214040325053. The reversal of 21214040325034 is 43052304041212.

It is a junction number, because it is equal to n+sod(n) for n = 21214040324987 and 21214040325005.

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, 4303869 + ... + 7807135.

It is an arithmetic number, because the mean of its divisors is an integer number (2105817898068).

Almost surely, 2^{21214040325034} is an apocalyptic number.

21214040325034 is a deficient number, since it is larger than the sum of its proper divisors (12479046044054).

21214040325034 is a wasteful number, since it uses less digits than its factorization.

21214040325034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3681389.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 21214040325034 its reverse (43052304041212), we get a palindrome (64266344366246).

The spelling of 21214040325034 in words is "twenty-one trillion, two hundred fourteen billion, forty million, three hundred twenty-five thousand, thirty-four".