102000002001111 has 8 divisors (see below), whose sum is σ = 151111114075760. Its totient is φ = 68000001334056.

The previous prime is 102000002001097. The next prime is 102000002001119. The reversal of 102000002001111 is 111100200000201.

It is a happy number.

It is not a de Polignac number, because 102000002001111 - 2⁶ = 102000002001047 is a prime.

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

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102000002001093 and 102000002001102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102000002001119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1888888925920 + ... + 1888888925973.

It is an arithmetic number, because the mean of its divisors is an integer number (18888889259470).

Almost surely, 2^{102000002001111} is an apocalyptic number.

102000002001111 is a deficient number, since it is larger than the sum of its proper divisors (49111112074649).

102000002001111 is an equidigital number, since it uses as much as digits as its factorization.

102000002001111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3777777851902 (or 3777777851896 counting only the distinct ones).

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

Adding to 102000002001111 its reverse (111100200000201), we get a palindrome (213100202001312).

The spelling of 102000002001111 in words is "one hundred two trillion, two million, one thousand, one hundred eleven".