102000202120111 has 2 divisors, whose sum is σ = 102000202120112. Its totient is φ = 102000202120110.

The previous prime is 102000202120097. The next prime is 102000202120163. The reversal of 102000202120111 is 111021202000201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102000202120111 - 2³⁵ = 101965842381743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102000202120091 and 102000202120100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102000202120211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51000101060055 + 51000101060056.

It is an arithmetic number, because the mean of its divisors is an integer number (51000101060056).

Almost surely, 2^{102000202120111} is an apocalyptic number.

102000202120111 is a deficient number, since it is larger than the sum of its proper divisors (1).

102000202120111 is an equidigital number, since it uses as much as digits as its factorization.

102000202120111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102000202120111 its reverse (111021202000201), we get a palindrome (213021404120312).

The spelling of 102000202120111 in words is "one hundred two trillion, two hundred two million, one hundred twenty thousand, one hundred eleven".