140213112 has 128 divisors (see below), whose sum is σ = 394148160. Its totient is φ = 41287680.

The previous prime is 140213107. The next prime is 140213119. The reversal of 140213112 is 211312041.

It is a junction number, because it is equal to n+sod(n) for n = 140213091 and 140213100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140213119) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1240768 + ... + 1240880.

Almost surely, 2^140213112 is an apocalyptic number.

140213112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140213112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197074080).

140213112 is an abundant number, since it is smaller than the sum of its proper divisors (253935048).

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

140213112 is a wasteful number, since it uses less digits than its factorization.

140213112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 140213112 is about 11841.1617673267. The cubic root of 140213112 is about 519.5127487058.

Adding to 140213112 its reverse (211312041), we get a palindrome (351525153).

The spelling of 140213112 in words is "one hundred forty million, two hundred thirteen thousand, one hundred twelve".