5151821102 has 8 divisors (see below), whose sum is σ = 7733388816. Its totient is φ = 2574024832.

The previous prime is 5151821089. The next prime is 5151821119. The reversal of 5151821102 is 2011281515.

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

It is a super-3 number, since 3×5151821102³ (a number of 30 digits) contains 333 as substring.

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, 939443 + ... + 944910.

It is an arithmetic number, because the mean of its divisors is an integer number (966673602).

Almost surely, 2^5151821102 is an apocalyptic number.

5151821102 is a deficient number, since it is larger than the sum of its proper divisors (2581567714).

5151821102 is a wasteful number, since it uses less digits than its factorization.

5151821102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1885722.

The product of its (nonzero) digits is 800, while the sum is 26.

The square root of 5151821102 is about 71776.1875694161. The cubic root of 5151821102 is about 1727.1110305078. Note that the first 3 decimals are identical.

The spelling of 5151821102 in words is "five billion, one hundred fifty-one million, eight hundred twenty-one thousand, one hundred two".