231217867050 has 24 divisors (see below), whose sum is σ = 573420310656. Its totient is φ = 61658097840.

The previous prime is 231217867031. The next prime is 231217867109. The reversal of 231217867050 is 50768712132.

231217867050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×231217867050³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 231217866993 and 231217867011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 770726074 + ... + 770726373.

It is an arithmetic number, because the mean of its divisors is an integer number (23892512944).

Almost surely, 2^231217867050 is an apocalyptic number.

231217867050 is an abundant number, since it is smaller than the sum of its proper divisors (342202443606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

231217867050 is a wasteful number, since it uses less digits than its factorization.

231217867050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541452462 (or 1541452457 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 42.

The spelling of 231217867050 in words is "two hundred thirty-one billion, two hundred seventeen million, eight hundred sixty-seven thousand, fifty".