21010303031334 has 16 divisors (see below), whose sum is σ = 42046275359088. Its totient is φ = 6999156127712.

The previous prime is 21010303031231. The next prime is 21010303031387. The reversal of 21010303031334 is 43313030301012.

It is a happy number.

It is a congruent 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, 1069543377 + ... + 1069563020.

It is an arithmetic number, because the mean of its divisors is an integer number (2627892209943).

Almost surely, 2^{21010303031334} is an apocalyptic number.

21010303031334 is an abundant number, since it is smaller than the sum of its proper divisors (21035972327754).

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

21010303031334 is a wasteful number, since it uses less digits than its factorization.

21010303031334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2139108039.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 21010303031334 its reverse (43313030301012), we get a palindrome (64323333332346).

The spelling of 21010303031334 in words is "twenty-one trillion, ten billion, three hundred three million, thirty-one thousand, three hundred thirty-four".