20022837120 has 1280 divisors, whose sum is σ = 87458374080. Its totient is φ = 4299816960.

The previous prime is 20022837067. The next prime is 20022837173. The reversal of 20022837120 is 2173822002.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20022837067) and next prime (20022837173).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 274285404 + ... + 274285476.

Almost surely, 2^20022837120 is an apocalyptic number.

20022837120 is a gapful number since it is divisible by the number (20) 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 20022837120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43729187040).

20022837120 is an abundant number, since it is smaller than the sum of its proper divisors (67435536960).

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

20022837120 is a wasteful number, since it uses less digits than its factorization.

20022837120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 144 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The spelling of 20022837120 in words is "twenty billion, twenty-two million, eight hundred thirty-seven thousand, one hundred twenty".