1222021100035 has 16 divisors (see below), whose sum is σ = 1513763758080. Its totient is φ = 946059354720.

The previous prime is 1222021100033. The next prime is 1222021100089. The reversal of 1222021100035 is 5300011202221.

It is not a de Polignac number, because 1222021100035 - 2¹ = 1222021100033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1222021099985 and 1222021100021.

It is not an unprimeable number, because it can be changed into a prime (1222021100033) 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, 12005686 + ... + 12107044.

It is an arithmetic number, because the mean of its divisors is an integer number (94610234880).

Almost surely, 2^{1222021100035} is an apocalyptic number.

1222021100035 is a deficient number, since it is larger than the sum of its proper divisors (291742658045).

1222021100035 is a wasteful number, since it uses less digits than its factorization.

1222021100035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179178.

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 1222021100035 its reverse (5300011202221), we get a palindrome (6522032302256).

The spelling of 1222021100035 in words is "one trillion, two hundred twenty-two billion, twenty-one million, one hundred thousand, thirty-five".