102120561932 has 6 divisors (see below), whose sum is σ = 178710983388. Its totient is φ = 51060280964.

The previous prime is 102120561899. The next prime is 102120561941. The reversal of 102120561932 is 239165021201.

102120561932 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 as a sum of consecutive naturals, namely, 12765070238 + ... + 12765070245.

It is an arithmetic number, because the mean of its divisors is an integer number (29785163898).

Almost surely, 2^102120561932 is an apocalyptic number.

It is an amenable number.

102120561932 is a deficient number, since it is larger than the sum of its proper divisors (76590421456).

102120561932 is a wasteful number, since it uses less digits than its factorization.

102120561932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25530140487 (or 25530140485 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The spelling of 102120561932 in words is "one hundred two billion, one hundred twenty million, five hundred sixty-one thousand, nine hundred thirty-two".