22133121030 has 192 divisors, whose sum is σ = 63057346560. Its totient is φ = 5368543488.

The previous prime is 22133121011. The next prime is 22133121037. The reversal of 22133121030 is 3012133122.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22133120994 and 22133121012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22133121037) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4019259 + ... + 4024761.

It is an arithmetic number, because the mean of its divisors is an integer number (328423680).

Almost surely, 2^22133121030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22133121030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31528673280).

22133121030 is an abundant number, since it is smaller than the sum of its proper divisors (40924225530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22133121030 is a wasteful number, since it uses less digits than its factorization.

22133121030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5635 (or 5632 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 22133121030 its reverse (3012133122), we get a palindrome (25145254152).

The spelling of 22133121030 in words is "twenty-two billion, one hundred thirty-three million, one hundred twenty-one thousand, thirty".