134321022 has 48 divisors (see below), whose sum is σ = 321869808. Its totient is φ = 40141440.

The previous prime is 134321021. The next prime is 134321129. The reversal of 134321022 is 220123431.

It is a super-2 number, since 2×134321022² = 36084273902248968, which contains 22 as substring.

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 = 134320986 and 134321004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134321021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9808 + ... + 19100.

It is an arithmetic number, because the mean of its divisors is an integer number (6705621).

Almost surely, 2^134321022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134321022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160934904).

134321022 is an abundant number, since it is smaller than the sum of its proper divisors (187548786).

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

134321022 is a wasteful number, since it uses less digits than its factorization.

134321022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9385 (or 9382 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 134321022 is about 11589.6946465384. The cubic root of 134321022 is about 512.1313114331.

Adding to 134321022 its reverse (220123431), we get a palindrome (354444453).

The spelling of 134321022 in words is "one hundred thirty-four million, three hundred twenty-one thousand, twenty-two".