40212074101 has 2 divisors, whose sum is σ = 40212074102. Its totient is φ = 40212074100.

The previous prime is 40212074041. The next prime is 40212074117. The reversal of 40212074101 is 10147021204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38180769201 + 2031304900 = 195399^2 + 45070^2 .

It is a cyclic number.

It is not a de Polignac number, because 40212074101 - 2⁹ = 40212073589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40212074131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20106037050 + 20106037051.

It is an arithmetic number, because the mean of its divisors is an integer number (20106037051).

Almost surely, 2^40212074101 is an apocalyptic number.

It is an amenable number.

40212074101 is a deficient number, since it is larger than the sum of its proper divisors (1).

40212074101 is an equidigital number, since it uses as much as digits as its factorization.

40212074101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 22.

Adding to 40212074101 its reverse (10147021204), we get a palindrome (50359095305).

The spelling of 40212074101 in words is "forty billion, two hundred twelve million, seventy-four thousand, one hundred one".