334554220020 has 96 divisors (see below), whose sum is σ = 956657640960. Its totient is φ = 87338521600.

The previous prime is 334554219953. The next prime is 334554220073. The reversal of 334554220020 is 20022455433.

It is a super-2 number, since 2×334554220020² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 334554220020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 229189 + ... + 849491.

It is an arithmetic number, because the mean of its divisors is an integer number (9965183760).

Almost surely, 2^334554220020 is an apocalyptic number.

334554220020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 334554220020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (478328820480).

334554220020 is an abundant number, since it is smaller than the sum of its proper divisors (622103420940).

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

334554220020 is a wasteful number, since it uses less digits than its factorization.

334554220020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620505 (or 620503 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 334554220020 its reverse (20022455433), we get a palindrome (354576675453).

The spelling of 334554220020 in words is "three hundred thirty-four billion, five hundred fifty-four million, two hundred twenty thousand, twenty".