140222412213021 has 6 divisors (see below), whose sum is σ = 202543484307710. Its totient is φ = 93481608142008.

The previous prime is 140222412213019. The next prime is 140222412213031. The reversal of 140222412213021 is 120312214222041.

140222412213021 is a `hidden beast` number, since 1 + 4 + 0 + 222 + 412 + 2 + 1 + 3 + 0 + 21 = 666.

It can be written as a sum of positive squares in only one way, i.e., 97216543424025 + 43005868788996 = 9859845^2 + 6557886^2 .

It is not a de Polignac number, because 140222412213021 - 2¹ = 140222412213019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140222412213031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7790134011826 + ... + 7790134011843.

Almost surely, 2^{140222412213021} is an apocalyptic number.

It is an amenable number.

140222412213021 is a deficient number, since it is larger than the sum of its proper divisors (62321072094689).

140222412213021 is a wasteful number, since it uses less digits than its factorization.

140222412213021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15580268023675 (or 15580268023672 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 140222412213021 its reverse (120312214222041), we get a palindrome (260534626435062).

The spelling of 140222412213021 in words is "one hundred forty trillion, two hundred twenty-two billion, four hundred twelve million, two hundred thirteen thousand, twenty-one".