240552210211231 has 2 divisors, whose sum is σ = 240552210211232. Its totient is φ = 240552210211230.

The previous prime is 240552210211189. The next prime is 240552210211253. The reversal of 240552210211231 is 132112012255042.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 240552210211231 - 2²¹ = 240552208114079 is a prime.

It is a super-2 number, since 2×240552210211231² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 240552210211193 and 240552210211202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240552210221231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120276105105615 + 120276105105616.

It is an arithmetic number, because the mean of its divisors is an integer number (120276105105616).

Almost surely, 2^{240552210211231} is an apocalyptic number.

240552210211231 is a deficient number, since it is larger than the sum of its proper divisors (1).

240552210211231 is an equidigital number, since it uses as much as digits as its factorization.

240552210211231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 240552210211231 its reverse (132112012255042), we get a palindrome (372664222466273).

The spelling of 240552210211231 in words is "two hundred forty trillion, five hundred fifty-two billion, two hundred ten million, two hundred eleven thousand, two hundred thirty-one".