40102201387 has 2 divisors, whose sum is σ = 40102201388. Its totient is φ = 40102201386.

The previous prime is 40102201343. The next prime is 40102201423. The reversal of 40102201387 is 78310220104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40102201387 - 2²³ = 40093812779 is a prime.

It is not a weakly prime, because it can be changed into another prime (40102291387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20051100693 + 20051100694.

It is an arithmetic number, because the mean of its divisors is an integer number (20051100694).

Almost surely, 2^40102201387 is an apocalyptic number.

40102201387 is a deficient number, since it is larger than the sum of its proper divisors (1).

40102201387 is an equidigital number, since it uses as much as digits as its factorization.

40102201387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 28.

The spelling of 40102201387 in words is "forty billion, one hundred two million, two hundred one thousand, three hundred eighty-seven".