1202221202211 has 32 divisors (see below), whose sum is σ = 1809374355200. Its totient is φ = 788765947200.

The previous prime is 1202221202191. The next prime is 1202221202213. The reversal of 1202221202211 is 1122021222021.

It is a happy number.

1202221202211 is a `hidden beast` number, since 1 + 202 + 221 + 20 + 221 + 1 = 666.

It is not a de Polignac number, because 1202221202211 - 2¹³ = 1202221194019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1202221202213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1585095 + ... + 2217423.

It is an arithmetic number, because the mean of its divisors is an integer number (56542948600).

Almost surely, 2^{1202221202211} is an apocalyptic number.

1202221202211 is a deficient number, since it is larger than the sum of its proper divisors (607153152989).

1202221202211 is a wasteful number, since it uses less digits than its factorization.

1202221202211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633456 (or 633450 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 1202221202211 its reverse (1122021222021), we get a palindrome (2324242424232).

The spelling of 1202221202211 in words is "one trillion, two hundred two billion, two hundred twenty-one million, two hundred two thousand, two hundred eleven".