222021033100133 has 4 divisors (see below), whose sum is σ = 223985821003788. Its totient is φ = 220056245196480.

The previous prime is 222021033100129. The next prime is 222021033100159. The reversal of 222021033100133 is 331001330120222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5938588834084 + 216082444266049 = 2436922^2 + 14699743^2 .

It is a cyclic number.

It is not a de Polignac number, because 222021033100133 - 2² = 222021033100129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222021033100099 and 222021033100108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222021033300133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 982393951658 + ... + 982393951883.

It is an arithmetic number, because the mean of its divisors is an integer number (55996455250947).

Almost surely, 2^{222021033100133} is an apocalyptic number.

It is an amenable number.

222021033100133 is a deficient number, since it is larger than the sum of its proper divisors (1964787903655).

222021033100133 is a wasteful number, since it uses less digits than its factorization.

222021033100133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1964787903654.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 222021033100133 its reverse (331001330120222), we get a palindrome (553022363220355).

The spelling of 222021033100133 in words is "two hundred twenty-two trillion, twenty-one billion, thirty-three million, one hundred thousand, one hundred thirty-three".