140140022 has 24 divisors (see below), whose sum is σ = 233874648. Its totient is φ = 62923520.

The previous prime is 140140019. The next prime is 140140031. The reversal of 140140022 is 220041041.

It is a junction number, because it is equal to n+sod(n) for n = 140139979 and 140140006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16598 + ... + 23574.

It is an arithmetic number, because the mean of its divisors is an integer number (9744777).

Almost surely, 2^140140022 is an apocalyptic number.

140140022 is a deficient number, since it is larger than the sum of its proper divisors (93734626).

140140022 is a wasteful number, since it uses less digits than its factorization.

140140022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7084 (or 7073 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 140140022 is about 11838.0750969066. The cubic root of 140140022 is about 519.4224628402.

Adding to 140140022 its reverse (220041041), we get a palindrome (360181063).

The spelling of 140140022 in words is "one hundred forty million, one hundred forty thousand, twenty-two".