102002011983 has 12 divisors (see below), whose sum is σ = 147947596368. Its totient is φ = 67719176640.

The previous prime is 102002011981. The next prime is 102002012009. The reversal of 102002011983 is 389110200201.

It is not a de Polignac number, because 102002011983 - 2¹ = 102002011981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102002011981) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23511435 + ... + 23515772.

It is an arithmetic number, because the mean of its divisors is an integer number (12328966364).

Almost surely, 2^102002011983 is an apocalyptic number.

102002011983 is a deficient number, since it is larger than the sum of its proper divisors (45945584385).

102002011983 is a wasteful number, since it uses less digits than its factorization.

102002011983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47027454 (or 47027451 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The spelling of 102002011983 in words is "one hundred two billion, two million, eleven thousand, nine hundred eighty-three".