1202202100111 has 2 divisors, whose sum is σ = 1202202100112. Its totient is φ = 1202202100110.

The previous prime is 1202202100091. The next prime is 1202202100133. The reversal of 1202202100111 is 1110012022021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1202202100111 - 2³³ = 1193612165519 is a prime.

It is a super-2 number, since 2×1202202100111² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1202202100091 and 1202202100100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1202202100181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601101050055 + 601101050056.

It is an arithmetic number, because the mean of its divisors is an integer number (601101050056).

Almost surely, 2^{1202202100111} is an apocalyptic number.

1202202100111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202202100111 is an equidigital number, since it uses as much as digits as its factorization.

1202202100111 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 1202202100111 its reverse (1110012022021), we get a palindrome (2312214122132).

The spelling of 1202202100111 in words is "one trillion, two hundred two billion, two hundred two million, one hundred thousand, one hundred eleven".