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2000102021120 = 21157231213183
BaseRepresentation
bin11101000110101111010…
…111101101100000000000
321002012121112211001122002
4131012233113231200000
5230232202104133440
64130500103403132
7264334251445520
oct35065727554000
97065545731562
102000102021120
117012694a2865
122837721534a8
131167bb734ab8
146cb3c249680
1537061e31115
hex1d1af5ed800

2000102021120 has 192 divisors, whose sum is σ = 5723122728960. Its totient is φ = 655933538304.

The previous prime is 2000102021101. The next prime is 2000102021149. The reversal of 2000102021120 is 211202010002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1042049 + ... + 2255231.

It is an arithmetic number, because the mean of its divisors is an integer number (29807930880).

Almost surely, 22000102021120 is an apocalyptic number.

2000102021120 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 2000102021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2861561364480).

2000102021120 is an abundant number, since it is smaller than the sum of its proper divisors (3723020707840).

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

2000102021120 is a wasteful number, since it uses less digits than its factorization.

2000102021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1213240 (or 1213220 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2000102021120 its reverse (211202010002), we get a palindrome (2211304031122).

The spelling of 2000102021120 in words is "two trillion, one hundred two million, twenty-one thousand, one hundred twenty".