1222021102311 has 12 divisors (see below), whose sum is σ = 1773057028288. Its totient is φ = 811027456704.

The previous prime is 1222021102277. The next prime is 1222021102331. The reversal of 1222021102311 is 1132011202221.

1222021102311 is a `hidden beast` number, since 1 + 2 + 220 + 211 + 0 + 231 + 1 = 666.

It is not a de Polignac number, because 1222021102311 - 2²¹ = 1222019005159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222021102331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 304437730 + ... + 304441743.

Almost surely, 2^{1222021102311} is an apocalyptic number.

1222021102311 is a deficient number, since it is larger than the sum of its proper divisors (551035925977).

1222021102311 is a wasteful number, since it uses less digits than its factorization.

1222021102311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608879702 (or 608879699 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1222021102311 its reverse (1132011202221), we get a palindrome (2354032304532).

The spelling of 1222021102311 in words is "one trillion, two hundred twenty-two billion, twenty-one million, one hundred two thousand, three hundred eleven".