140121202 has 16 divisors (see below), whose sum is σ = 226598400. Its totient is φ = 64600272.

The previous prime is 140121167. The next prime is 140121203. The reversal of 140121202 is 202121041.

It is a happy number.

140121202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (140121203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26799 + ... + 31597.

It is an arithmetic number, because the mean of its divisors is an integer number (14162400).

Almost surely, 2^140121202 is an apocalyptic number.

140121202 is a deficient number, since it is larger than the sum of its proper divisors (86477198).

140121202 is a wasteful number, since it uses less digits than its factorization.

140121202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5937.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 140121202 is about 11837.2801774732. The cubic root of 140121202 is about 519.3992099815.

Adding to 140121202 its reverse (202121041), we get a palindrome (342242243).

The spelling of 140121202 in words is "one hundred forty million, one hundred twenty-one thousand, two hundred two".