1202210111211 has 16 divisors (see below), whose sum is σ = 1624327910400. Its totient is φ = 790796492928.

The previous prime is 1202210111171. The next prime is 1202210111227. The reversal of 1202210111211 is 1121110122021.

It is a happy number.

It is not a de Polignac number, because 1202210111211 - 2¹³ = 1202210103019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1202210111911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1350471 + ... + 2056256.

It is an arithmetic number, because the mean of its divisors is an integer number (101520494400).

Almost surely, 2^{1202210111211} is an apocalyptic number.

1202210111211 is a deficient number, since it is larger than the sum of its proper divisors (422117799189).

1202210111211 is a wasteful number, since it uses less digits than its factorization.

1202210111211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3408298.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1202210111211 its reverse (1121110122021), we get a palindrome (2323320233232).

The spelling of 1202210111211 in words is "one trillion, two hundred two billion, two hundred ten million, one hundred eleven thousand, two hundred eleven".