202100100101983 has 2 divisors, whose sum is σ = 202100100101984. Its totient is φ = 202100100101982.

The previous prime is 202100100101947. The next prime is 202100100102013. The reversal of 202100100101983 is 389101001001202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202100100101983 is a prime.

It is a super-2 number, since 2×202100100101983² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202100100101183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101050050050991 + 101050050050992.

It is an arithmetic number, because the mean of its divisors is an integer number (101050050050992).

Almost surely, 2^{202100100101983} is an apocalyptic number.

202100100101983 is a deficient number, since it is larger than the sum of its proper divisors (1).

202100100101983 is an equidigital number, since it uses as much as digits as its factorization.

202100100101983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 28.

The spelling of 202100100101983 in words is "two hundred two trillion, one hundred billion, one hundred million, one hundred one thousand, nine hundred eighty-three".