22220231133 has 16 divisors (see below), whose sum is σ = 30260750400. Its totient is φ = 14498793600.

The previous prime is 22220231129. The next prime is 22220231141. The reversal of 22220231133 is 33113202222.

It is a happy number.

It is not a de Polignac number, because 22220231133 - 2² = 22220231129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22220231153) 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, 233568 + ... + 314633.

It is an arithmetic number, because the mean of its divisors is an integer number (1891296900).

Almost surely, 2^22220231133 is an apocalyptic number.

It is an amenable number.

22220231133 is a deficient number, since it is larger than the sum of its proper divisors (8040519267).

22220231133 is a wasteful number, since it uses less digits than its factorization.

22220231133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548492.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 22220231133 its reverse (33113202222), we get a palindrome (55333433355).

The spelling of 22220231133 in words is "twenty-two billion, two hundred twenty million, two hundred thirty-one thousand, one hundred thirty-three".