12020904000 has 1344 divisors, whose sum is σ = 55187039232. Its totient is φ = 2433024000.

The previous prime is 12020903981. The next prime is 12020904019. The reversal of 12020904000 is 40902021.

It is an interprime number because it is at equal distance from previous prime (12020903981) and next prime (12020904019).

It is a tau number, because it is divible by the number of its divisors (1344).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 197063970 + ... + 197064030.

Almost surely, 2^12020904000 is an apocalyptic number.

12020904000 is a gapful number since it is divisible by the number (10) 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 12020904000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27593519616).

12020904000 is an abundant number, since it is smaller than the sum of its proper divisors (43166135232).

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

12020904000 is a wasteful number, since it uses less digits than its factorization.

12020904000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The spelling of 12020904000 in words is "twelve billion, twenty million, nine hundred four thousand".