202202011987 has 2 divisors, whose sum is σ = 202202011988. Its totient is φ = 202202011986.

The previous prime is 202202011939. The next prime is 202202012011. The reversal of 202202011987 is 789110202202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202202011987 - 2²⁷ = 202067794259 is a prime.

It is not a weakly prime, because it can be changed into another prime (202202611987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101101005993 + 101101005994.

It is an arithmetic number, because the mean of its divisors is an integer number (101101005994).

Almost surely, 2^202202011987 is an apocalyptic number.

202202011987 is a deficient number, since it is larger than the sum of its proper divisors (1).

202202011987 is an equidigital number, since it uses as much as digits as its factorization.

202202011987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 34.

The spelling of 202202011987 in words is "two hundred two billion, two hundred two million, eleven thousand, nine hundred eighty-seven".