1200102220111 has 2 divisors, whose sum is σ = 1200102220112. Its totient is φ = 1200102220110.

The previous prime is 1200102220103. The next prime is 1200102220147. The reversal of 1200102220111 is 1110222010021.

It is a weak prime.

It is an emirp because it is prime and its reverse (1110222010021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1200102220111 - 2³ = 1200102220103 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1200102220091 and 1200102220100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1200102220411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600051110055 + 600051110056.

It is an arithmetic number, because the mean of its divisors is an integer number (600051110056).

Almost surely, 2^{1200102220111} is an apocalyptic number.

1200102220111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200102220111 is an equidigital number, since it uses as much as digits as its factorization.

1200102220111 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 1200102220111 its reverse (1110222010021), we get a palindrome (2310324230132).

The spelling of 1200102220111 in words is "one trillion, two hundred billion, one hundred two million, two hundred twenty thousand, one hundred eleven".