21134330414202 has 16 divisors (see below), whose sum is σ = 42481066161600. Its totient is φ = 7009375915872.

The previous prime is 21134330414161. The next prime is 21134330414209. The reversal of 21134330414202 is 20241403343112.

It is a self number, because there is not a number n which added to its sum of digits gives 21134330414202.

It is not an unprimeable number, because it can be changed into a prime (21134330414209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8850220923 + ... + 8850223310.

It is an arithmetic number, because the mean of its divisors is an integer number (2655066635100).

Almost surely, 2^{21134330414202} is an apocalyptic number.

21134330414202 is an abundant number, since it is smaller than the sum of its proper divisors (21346735747398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21134330414202 is a wasteful number, since it uses less digits than its factorization.

21134330414202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17700444437.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 21134330414202 its reverse (20241403343112), we get a palindrome (41375733757314).

The spelling of 21134330414202 in words is "twenty-one trillion, one hundred thirty-four billion, three hundred thirty million, four hundred fourteen thousand, two hundred two".