202144038907 has 2 divisors, whose sum is σ = 202144038908. Its totient is φ = 202144038906.

The previous prime is 202144038847. The next prime is 202144038913. The reversal of 202144038907 is 709830441202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202144038907 - 2¹⁵ = 202144006139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 202144038907.

It is not a weakly prime, because it can be changed into another prime (202144938907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101072019453 + 101072019454.

It is an arithmetic number, because the mean of its divisors is an integer number (101072019454).

Almost surely, 2^202144038907 is an apocalyptic number.

202144038907 is a deficient number, since it is larger than the sum of its proper divisors (1).

202144038907 is an equidigital number, since it uses as much as digits as its factorization.

202144038907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 40.

The spelling of 202144038907 in words is "two hundred two billion, one hundred forty-four million, thirty-eight thousand, nine hundred seven".