102001010002011 has 96 divisors (see below), whose sum is σ = 159604629649920. Its totient is φ = 62536638643200.

The previous prime is 102001010002009. The next prime is 102001010002093. The reversal of 102001010002011 is 110200010100201.

It is a happy number.

It is not a de Polignac number, because 102001010002011 - 2¹ = 102001010002009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 102001010001984 and 102001010002002.

It is not an unprimeable number, because it can be changed into a prime (102001010002211) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3606938370 + ... + 3606966648.

It is an arithmetic number, because the mean of its divisors is an integer number (1662548225520).

Almost surely, 2^{102001010002011} is an apocalyptic number.

102001010002011 is a deficient number, since it is larger than the sum of its proper divisors (57603619647909).

102001010002011 is a wasteful number, since it uses less digits than its factorization.

102001010002011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30897 (or 30894 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 102001010002011 its reverse (110200010100201), we get a palindrome (212201020102212).

The spelling of 102001010002011 in words is "one hundred two trillion, one billion, ten million, two thousand, eleven".