38999012201 has 2 divisors, whose sum is σ = 38999012202. Its totient is φ = 38999012200.

The previous prime is 38999012141. The next prime is 38999012219. The reversal of 38999012201 is 10221099983.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24035851225 + 14963160976 = 155035^2 + 122324^2 .

It is an emirp because it is prime and its reverse (10221099983) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38999012201 is a prime.

It is not a weakly prime, because it can be changed into another prime (38999015201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19499506100 + 19499506101.

It is an arithmetic number, because the mean of its divisors is an integer number (19499506101).

Almost surely, 2^38999012201 is an apocalyptic number.

It is an amenable number.

38999012201 is a deficient number, since it is larger than the sum of its proper divisors (1).

38999012201 is an equidigital number, since it uses as much as digits as its factorization.

38999012201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 44.

The spelling of 38999012201 in words is "thirty-eight billion, nine hundred ninety-nine million, twelve thousand, two hundred one".