21010313110002 has 64 divisors (see below), whose sum is σ = 44584835581440. Its totient is φ = 6581980080000.

The previous prime is 21010313109997. The next prime is 21010313110037. The reversal of 21010313110002 is 20001131301012.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44582533 + ... + 45051335.

It is an arithmetic number, because the mean of its divisors is an integer number (696638055960).

Almost surely, 2^{21010313110002} is an apocalyptic number.

21010313110002 is an abundant number, since it is smaller than the sum of its proper divisors (23574522471438).

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

21010313110002 is a wasteful number, since it uses less digits than its factorization.

21010313110002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471959.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 21010313110002 its reverse (20001131301012), we get a palindrome (41011444411014).

The spelling of 21010313110002 in words is "twenty-one trillion, ten billion, three hundred thirteen million, one hundred ten thousand, two".