140213122 has 24 divisors (see below), whose sum is σ = 253691136. Its totient is φ = 56926584.

The previous prime is 140213119. The next prime is 140213123. The reversal of 140213122 is 221312041.

140213122 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 140213096 and 140213105.

It is not an unprimeable number, because it can be changed into a prime (140213123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8818 + ... + 18925.

It is an arithmetic number, because the mean of its divisors is an integer number (10570464).

Almost surely, 2^140213122 is an apocalyptic number.

140213122 is a deficient number, since it is larger than the sum of its proper divisors (113478014).

140213122 is a wasteful number, since it uses less digits than its factorization.

140213122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27790 (or 27771 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 140213122 is about 11841.1621895826. The cubic root of 140213122 is about 519.5127610563.

Adding to 140213122 its reverse (221312041), we get a palindrome (361525163).

The spelling of 140213122 in words is "one hundred forty million, two hundred thirteen thousand, one hundred twenty-two".