140235132012 has 12 divisors (see below), whose sum is σ = 327215308056. Its totient is φ = 46745044000.

The previous prime is 140235131947. The next prime is 140235132029. The reversal of 140235132012 is 210231532041.

It is a tau number, because it is divible by the number of its divisors (12).

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, 5843130489 + ... + 5843130512.

It is an arithmetic number, because the mean of its divisors is an integer number (27267942338).

Almost surely, 2^140235132012 is an apocalyptic number.

140235132012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140235132012 is an abundant number, since it is smaller than the sum of its proper divisors (186980176044).

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

140235132012 is a wasteful number, since it uses less digits than its factorization.

140235132012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11686261008 (or 11686261006 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 140235132012 its reverse (210231532041), we get a palindrome (350466664053).

The spelling of 140235132012 in words is "one hundred forty billion, two hundred thirty-five million, one hundred thirty-two thousand, twelve".