140022242421 has 16 divisors (see below), whose sum is σ = 186981687360. Its totient is φ = 93205592960.

The previous prime is 140022242413. The next prime is 140022242429. The reversal of 140022242421 is 124242220041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (140022242413) and next prime (140022242429).

It is a cyclic number.

It is not a de Polignac number, because 140022242421 - 2³ = 140022242413 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 140022242391 and 140022242400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140022242429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5447626 + ... + 5473268.

It is an arithmetic number, because the mean of its divisors is an integer number (11686355460).

Almost surely, 2^140022242421 is an apocalyptic number.

It is an amenable number.

140022242421 is a deficient number, since it is larger than the sum of its proper divisors (46959444939).

140022242421 is a wasteful number, since it uses less digits than its factorization.

140022242421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28356.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 140022242421 its reverse (124242220041), we get a palindrome (264264462462).

The spelling of 140022242421 in words is "one hundred forty billion, twenty-two million, two hundred forty-two thousand, four hundred twenty-one".