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2011212100302 = 231889177449453
BaseRepresentation
bin11101010001000101100…
…101010011001011001110
321010021021211101120010020
4131101011211103023032
5230422430244202202
64135534343123010
7265206465533106
oct35210545231316
97107254346106
102011212100302
11705a4a886789
12285952a43466
1311786c3c1852
146d4b39b2206
15374b24b65bc
hex1d4459532ce

2011212100302 has 16 divisors (see below), whose sum is σ = 4024553616720. Its totient is φ = 670049130752.

The previous prime is 2011212100273. The next prime is 2011212100333. The reversal of 2011212100302 is 2030012121102.

It is a super-2 number, since 2×20112121003022 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88713393 + ... + 88736060.

It is an arithmetic number, because the mean of its divisors is an integer number (251534601045).

Almost surely, 22011212100302 is an apocalyptic number.

2011212100302 is an abundant number, since it is smaller than the sum of its proper divisors (2013341516418).

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

2011212100302 is a wasteful number, since it uses less digits than its factorization.

2011212100302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177451347.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2011212100302 its reverse (2030012121102), we get a palindrome (4041224221404).

The spelling of 2011212100302 in words is "two trillion, eleven billion, two hundred twelve million, one hundred thousand, three hundred two".

Divisors: 1 2 3 6 1889 3778 5667 11334 177449453 354898906 532348359 1064696718 335202016717 670404033434 1005606050151 2011212100302