13110021010 has 96 divisors (see below), whose sum is σ = 25293380112. Its totient is φ = 4889149440.

The previous prime is 13110020983. The next prime is 13110021013. The reversal of 13110021010 is 1012001131.

It can be written as a sum of positive squares in 24 ways, for example, as 264745441 + 12845275569 = 16271^2 + 113337^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (13110021013) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 66548232 + ... + 66548428.

Almost surely, 2^13110021010 is an apocalyptic number.

13110021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13110021010 is a deficient number, since it is larger than the sum of its proper divisors (12183359102).

13110021010 is a wasteful number, since it uses less digits than its factorization.

13110021010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496 (or 467 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 13110021010 its reverse (1012001131), we get a palindrome (14122022141).

The spelling of 13110021010 in words is "thirteen billion, one hundred ten million, twenty-one thousand, ten".