20340104022 has 128 divisors (see below), whose sum is σ = 52141824000. Its totient is φ = 5757257088.

The previous prime is 20340104003. The next prime is 20340104041. The reversal of 20340104022 is 22040104302.

20340104022 is a `hidden beast` number, since 203 + 401 + 0 + 40 + 22 = 666.

It is an interprime number because it is at equal distance from previous prime (20340104003) and next prime (20340104041).

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 = 20340103986 and 20340104004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23844948 + ... + 23845800.

It is an arithmetic number, because the mean of its divisors is an integer number (407358000).

Almost surely, 2^20340104022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20340104022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26070912000).

20340104022 is an abundant number, since it is smaller than the sum of its proper divisors (31801719978).

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

20340104022 is a wasteful number, since it uses less digits than its factorization.

20340104022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1387 (or 1381 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 20340104022 its reverse (22040104302), we get a palindrome (42380208324).

The spelling of 20340104022 in words is "twenty billion, three hundred forty million, one hundred four thousand, twenty-two".