140202124 has 36 divisors (see below), whose sum is σ = 260517600. Its totient is φ = 65941120.

The previous prime is 140202109. The next prime is 140202133. The reversal of 140202124 is 421202041.

It is a super-2 number, since 2×140202124² = 39313271148222752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140202098 and 140202107.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 194637 + ... + 195355.

It is an arithmetic number, because the mean of its divisors is an integer number (7236600).

Almost surely, 2^140202124 is an apocalyptic number.

It is an amenable number.

140202124 is a deficient number, since it is larger than the sum of its proper divisors (120315476).

140202124 is a wasteful number, since it uses less digits than its factorization.

140202124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834 (or 791 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 140202124 is about 11840.6977834923. The cubic root of 140202124 is about 519.4991775660.

Adding to 140202124 its reverse (421202041), we get a palindrome (561404165).

The spelling of 140202124 in words is "one hundred forty million, two hundred two thousand, one hundred twenty-four".