21334142202 has 16 divisors (see below), whose sum is σ = 42669715680. Its totient is φ = 7111142192.

The previous prime is 21334142189. The next prime is 21334142227. The reversal of 21334142202 is 20224143312.

It is a happy 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, 322324 + ... + 382832.

It is an arithmetic number, because the mean of its divisors is an integer number (2666857230).

Almost surely, 2^21334142202 is an apocalyptic number.

21334142202 is an abundant number, since it is smaller than the sum of its proper divisors (21335573478).

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

21334142202 is a wasteful number, since it uses less digits than its factorization.

21334142202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119277.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 21334142202 its reverse (20224143312), we get a palindrome (41558285514).

The spelling of 21334142202 in words is "twenty-one billion, three hundred thirty-four million, one hundred forty-two thousand, two hundred two".