133311011022 has 144 divisors (see below), whose sum is σ = 352379289600. Its totient is φ = 36248645664.

The previous prime is 133311011017. The next prime is 133311011027. The reversal of 133311011022 is 220110113331.

It is an interprime number because it is at equal distance from previous prime (133311011017) and next prime (133311011027).

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

It is a junction number, because it is equal to n+sod(n) for n = 133311010986 and 133311011004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133311011027) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4020403 + ... + 4053425.

It is an arithmetic number, because the mean of its divisors is an integer number (2447078400).

Almost surely, 2^133311011022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133311011022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176189644800).

133311011022 is an abundant number, since it is smaller than the sum of its proper divisors (219068278578).

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

133311011022 is a wasteful number, since it uses less digits than its factorization.

133311011022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33267 (or 33257 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 133311011022 its reverse (220110113331), we get a palindrome (353421124353).

The spelling of 133311011022 in words is "one hundred thirty-three billion, three hundred eleven million, eleven thousand, twenty-two".