21024146102 has 8 divisors (see below), whose sum is σ = 31539461016. Its totient is φ = 10510992432.

The previous prime is 21024146093. The next prime is 21024146111. The reversal of 21024146102 is 20164142012.

21024146102 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (21024146093) and next prime (21024146111).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515768 + ... + 555035.

It is an arithmetic number, because the mean of its divisors is an integer number (3942432627).

Almost surely, 2^21024146102 is an apocalyptic number.

21024146102 is a deficient number, since it is larger than the sum of its proper divisors (10515314914).

21024146102 is a wasteful number, since it uses less digits than its factorization.

21024146102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080622.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 21024146102 its reverse (20164142012), we get a palindrome (41188288114).

The spelling of 21024146102 in words is "twenty-one billion, twenty-four million, one hundred forty-six thousand, one hundred two".