21014001310 has 16 divisors (see below), whose sum is σ = 39045370752. Its totient is φ = 8134452000.

The previous prime is 21014001299. The next prime is 21014001361. The reversal of 21014001310 is 1310041012.

It is a super-2 number, since 2×21014001310² (a number of 21 digits) contains 22 as substring.

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, 33893241 + ... + 33893860.

It is an arithmetic number, because the mean of its divisors is an integer number (2440335672).

Almost surely, 2^21014001310 is an apocalyptic number.

21014001310 is a deficient number, since it is larger than the sum of its proper divisors (18031369442).

21014001310 is a wasteful number, since it uses less digits than its factorization.

21014001310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67787139.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 21014001310 its reverse (1310041012), we get a palindrome (22324042322).

The spelling of 21014001310 in words is "twenty-one billion, fourteen million, one thousand, three hundred ten".