140403233212 has 24 divisors (see below), whose sum is σ = 268621500672. Its totient is φ = 63681802800.

The previous prime is 140403233197. The next prime is 140403233233. The reversal of 140403233212 is 212332304041.

It is a super-3 number, since 3×140403233212³ (a number of 34 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 7 ways as a sum of consecutive naturals, for example, 3425614 + ... + 3466357.

It is an arithmetic number, because the mean of its divisors is an integer number (11192562528).

Almost surely, 2^140403233212 is an apocalyptic number.

It is an amenable number.

140403233212 is a deficient number, since it is larger than the sum of its proper divisors (128218267460).

140403233212 is a wasteful number, since it uses less digits than its factorization.

140403233212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6892449 (or 6892447 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 140403233212 its reverse (212332304041), we get a palindrome (352735537253).

The spelling of 140403233212 in words is "one hundred forty billion, four hundred three million, two hundred thirty-three thousand, two hundred twelve".