21141423110 has 32 divisors (see below), whose sum is σ = 39376052640. Its totient is φ = 8163042048.

The previous prime is 21141423049. The next prime is 21141423137. The reversal of 21141423110 is 1132414112.

It is a super-2 number, since 2×21141423110² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2243669 + ... + 2253071.

It is an arithmetic number, because the mean of its divisors is an integer number (1230501645).

Almost surely, 2^21141423110 is an apocalyptic number.

21141423110 is a deficient number, since it is larger than the sum of its proper divisors (18234629530).

21141423110 is a wasteful number, since it uses less digits than its factorization.

21141423110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17192.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 21141423110 its reverse (1132414112), we get a palindrome (22273837222).

The spelling of 21141423110 in words is "twenty-one billion, one hundred forty-one million, four hundred twenty-three thousand, one hundred ten".