140221312333 has 2 divisors, whose sum is σ = 140221312334. Its totient is φ = 140221312332.

The previous prime is 140221312219. The next prime is 140221312351. The reversal of 140221312333 is 333213122041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140218793764 + 2518569 = 374458^2 + 1587^2 .

It is a cyclic number.

It is not a de Polignac number, because 140221312333 - 2³³ = 131631377741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140221312298 and 140221312307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140221312393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70110656166 + 70110656167.

It is an arithmetic number, because the mean of its divisors is an integer number (70110656167).

Almost surely, 2^140221312333 is an apocalyptic number.

It is an amenable number.

140221312333 is a deficient number, since it is larger than the sum of its proper divisors (1).

140221312333 is an equidigital number, since it uses as much as digits as its factorization.

140221312333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 140221312333 its reverse (333213122041), we get a palindrome (473434434374).

The spelling of 140221312333 in words is "one hundred forty billion, two hundred twenty-one million, three hundred twelve thousand, three hundred thirty-three".