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2031120120000 = 2635433595039
BaseRepresentation
bin11101100011101000001…
…100010111100011000000
321012011200020211202010010
4131203220030113203000
5231234213222320000
64153030025104520
7266513023105626
oct35435014274300
97164606752103
102031120120000
117134363a1624
1228978a028140
131196c2a0306a
1470441993516
1537c7a113d50
hex1d8e83178c0

2031120120000 has 280 divisors, whose sum is σ = 6718689331200. Its totient is φ = 541363328000.

The previous prime is 2031120119999. The next prime is 2031120120013. The reversal of 2031120120000 is 210211302.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 403077481 + ... + 403082519.

It is an arithmetic number, because the mean of its divisors is an integer number (23995319040).

Almost surely, 22031120120000 is an apocalyptic number.

2031120120000 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 2031120120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3359344665600).

2031120120000 is an abundant number, since it is smaller than the sum of its proper divisors (4687569211200).

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

2031120120000 is an equidigital number, since it uses as much as digits as its factorization.

2031120120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8433 (or 8408 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 2031120120000 its reverse (210211302), we get a palindrome (2031330331302).

The spelling of 2031120120000 in words is "two trillion, thirty-one billion, one hundred twenty million, one hundred twenty thousand".