40101201040931 has 2 divisors, whose sum is σ = 40101201040932. Its totient is φ = 40101201040930.

The previous prime is 40101201040903. The next prime is 40101201040963. The reversal of 40101201040931 is 13904010210104.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40101201040931 - 2³⁰ = 40100127299107 is a prime.

It is a super-2 number, since 2×40101201040931² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40101201040931.

It is not a weakly prime, because it can be changed into another prime (40101201040981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20050600520465 + 20050600520466.

It is an arithmetic number, because the mean of its divisors is an integer number (20050600520466).

Almost surely, 2^{40101201040931} is an apocalyptic number.

40101201040931 is a deficient number, since it is larger than the sum of its proper divisors (1).

40101201040931 is an equidigital number, since it uses as much as digits as its factorization.

40101201040931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 40101201040931 in words is "forty trillion, one hundred one billion, two hundred one million, forty thousand, nine hundred thirty-one".