202001142331 has 2 divisors, whose sum is σ = 202001142332. Its totient is φ = 202001142330.

The previous prime is 202001142319. The next prime is 202001142347. The reversal of 202001142331 is 133241100202.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202001142331 is a prime.

It is a super-2 number, since 2×202001142331² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202001142299 and 202001142308.

It is not a weakly prime, because it can be changed into another prime (202001142361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101000571165 + 101000571166.

It is an arithmetic number, because the mean of its divisors is an integer number (101000571166).

Almost surely, 2^202001142331 is an apocalyptic number.

202001142331 is a deficient number, since it is larger than the sum of its proper divisors (1).

202001142331 is an equidigital number, since it uses as much as digits as its factorization.

202001142331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 202001142331 its reverse (133241100202), we get a palindrome (335242242533).

The spelling of 202001142331 in words is "two hundred two billion, one million, one hundred forty-two thousand, three hundred thirty-one".