40101545401231 has 2 divisors, whose sum is σ = 40101545401232. Its totient is φ = 40101545401230.

The previous prime is 40101545401217. The next prime is 40101545401271. The reversal of 40101545401231 is 13210454510104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40101545401231 - 2¹⁷ = 40101545270159 is a prime.

It is a super-2 number, since 2×40101545401231² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40101545401193 and 40101545401202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40101545401201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20050772700615 + 20050772700616.

It is an arithmetic number, because the mean of its divisors is an integer number (20050772700616).

Almost surely, 2^{40101545401231} is an apocalyptic number.

40101545401231 is a deficient number, since it is larger than the sum of its proper divisors (1).

40101545401231 is an equidigital number, since it uses as much as digits as its factorization.

40101545401231 is an odious number, because the sum of its binary digits is odd.

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

Adding to 40101545401231 its reverse (13210454510104), we get a palindrome (53311999911335).

The spelling of 40101545401231 in words is "forty trillion, one hundred one billion, five hundred forty-five million, four hundred one thousand, two hundred thirty-one".