21014044034102 has 64 divisors (see below), whose sum is σ = 36203376384000. Its totient is φ = 8961339678720.

The previous prime is 21014044034069. The next prime is 21014044034111. The reversal of 21014044034102 is 20143044041012.

It is a congruent 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, 4170278099 + ... + 4170283137.

It is an arithmetic number, because the mean of its divisors is an integer number (565677756000).

Almost surely, 2^{21014044034102} is an apocalyptic number.

21014044034102 is a deficient number, since it is larger than the sum of its proper divisors (15189332349898).

21014044034102 is a wasteful number, since it uses less digits than its factorization.

21014044034102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7181.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 21014044034102 its reverse (20143044041012), we get a palindrome (41157088075114).

The spelling of 21014044034102 in words is "twenty-one trillion, fourteen billion, forty-four million, thirty-four thousand, one hundred two".