21134104510 has 16 divisors (see below), whose sum is σ = 40043566800. Its totient is φ = 8008713216.

The previous prime is 21134104493. The next prime is 21134104549. The reversal of 21134104510 is 1540143112.

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, 55615875 + ... + 55616254.

It is an arithmetic number, because the mean of its divisors is an integer number (2502722925).

Almost surely, 2^21134104510 is an apocalyptic number.

21134104510 is a deficient number, since it is larger than the sum of its proper divisors (18909462290).

21134104510 is a wasteful number, since it uses less digits than its factorization.

21134104510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111232155.

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 21134104510 its reverse (1540143112), we get a palindrome (22674247622).

The spelling of 21134104510 in words is "twenty-one billion, one hundred thirty-four million, one hundred four thousand, five hundred ten".