140022304323021 has 20 divisors (see below), whose sum is σ = 209176307062272. Its totient is φ = 93344996000808.

The previous prime is 140022304322987. The next prime is 140022304323053. The reversal of 140022304323021 is 120323403220041.

140022304323021 is a `hidden beast` number, since 1 + 4 + 0 + 0 + 22 + 304 + 32 + 302 + 1 = 666.

It is not a de Polignac number, because 140022304323021 - 2¹⁰ = 140022304321997 is a prime.

It is a super-2 number, since 2×140022304323021² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140022304323221) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 27319821 + ... + 32037746.

Almost surely, 2^{140022304323021} is an apocalyptic number.

It is an amenable number.

140022304323021 is a deficient number, since it is larger than the sum of its proper divisors (69154002739251).

140022304323021 is an equidigital number, since it uses as much as digits as its factorization.

140022304323021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59386702 (or 59386693 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 140022304323021 its reverse (120323403220041), we get a palindrome (260345707543062).

The spelling of 140022304323021 in words is "one hundred forty trillion, twenty-two billion, three hundred four million, three hundred twenty-three thousand, twenty-one".