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2112112010122 = 212774481184553
BaseRepresentation
bin11110101111000011101…
…011111010001110001010
321110220201201101001120021
4132233003223322032022
5234101101133310442
64254142454251054
7305411050603312
oct36570353721612
97426651331507
102112112010122
11744818192404
122a1412056a8a
1312422c4958ba
1474326368442
1539e1a710e67
hex1ebc3afa38a

2112112010122 has 16 divisors (see below), whose sum is σ = 3171373721352. Its totient is φ = 1054987816960.

The previous prime is 2112112010119. The next prime is 2112112010191. The reversal of 2112112010122 is 2210102112112.

It can be written as a sum of positive squares in 4 ways, for example, as 2068071210241 + 44040799881 = 1438079^2 + 209859^2 .

It is a super-2 number, since 2×21121120101222 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2112112010096 and 2112112010105.

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, 11352198 + ... + 11536750.

Almost surely, 22112112010122 is an apocalyptic number.

2112112010122 is a deficient number, since it is larger than the sum of its proper divisors (1059261711230).

2112112010122 is a wasteful number, since it uses less digits than its factorization.

2112112010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190313.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2112112010122 its reverse (2210102112112), we get a palindrome (4322214122234).

The spelling of 2112112010122 in words is "two trillion, one hundred twelve billion, one hundred twelve million, ten thousand, one hundred twenty-two".

Divisors: 1 2 1277 2554 4481 8962 184553 369106 5722237 11444474 235674181 471348362 826981993 1653963986 1056056005061 2112112010122