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2131022320300 = 2252118751179453
BaseRepresentation
bin11111000000101010110…
…101000001001010101100
321112201112121110100101201
4133000222311001022230
5234403313203222200
64310551140015244
7306650501565046
oct37005265011254
97481477410351
102131022320300
117518415a9325
122a500b091524
13125c5418c653
14751dba36a96
153a675980c6a
hex1f02ad412ac

2131022320300 has 36 divisors (see below), whose sum is σ = 4624383145536. Its totient is φ = 852397000000.

The previous prime is 2131022320213. The next prime is 2131022320313. The reversal of 2131022320300 is 30232201312.

It is a super-2 number, since 2×21310223203002 (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11785374 + ... + 11964826.

It is an arithmetic number, because the mean of its divisors is an integer number (128455087376).

Almost surely, 22131022320300 is an apocalyptic number.

2131022320300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2131022320300 is an abundant number, since it is smaller than the sum of its proper divisors (2493360825236).

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

2131022320300 is a wasteful number, since it uses less digits than its factorization.

2131022320300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298218 (or 298211 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 2131022320300 its reverse (30232201312), we get a palindrome (2161254521612).

The spelling of 2131022320300 in words is "two trillion, one hundred thirty-one billion, twenty-two million, three hundred twenty thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 118751 179453 237502 358906 475004 593755 717812 897265 1187510 1794530 2375020 2968775 3589060 4486325 5937550 8972650 11875100 17945300 21310223203 42620446406 85240892812 106551116015 213102232030 426204464060 532755580075 1065511160150 2131022320300