1022201212011 has 32 divisors (see below), whose sum is σ = 1631106969600. Its totient is φ = 556744329504.

The previous prime is 1022201212009. The next prime is 1022201212027. The reversal of 1022201212011 is 1102121022201.

It is not a de Polignac number, because 1022201212011 - 2¹ = 1022201212009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1022201212001) 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, 3602461 + ... + 3875838.

It is an arithmetic number, because the mean of its divisors is an integer number (50972092800).

Almost surely, 2^{1022201212011} is an apocalyptic number.

1022201212011 is a deficient number, since it is larger than the sum of its proper divisors (608905757589).

1022201212011 is a wasteful number, since it uses less digits than its factorization.

1022201212011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7478615.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1022201212011 its reverse (1102121022201), we get a palindrome (2124322234212).

The spelling of 1022201212011 in words is "one trillion, twenty-two billion, two hundred one million, two hundred twelve thousand, eleven".