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2112120022 = 210191036369
BaseRepresentation
bin111110111100100…
…0110010011010110
312110012022210222111
41331321012103112
513311200320042
6545330021234
7103224503215
oct17571062326
95405283874
102112120022
11994267041
124ab41781a
1327877267c
1416072307c
15c565d517
hex7de464d6

2112120022 has 8 divisors (see below), whose sum is σ = 3171292200. Its totient is φ = 1055022624.

The previous prime is 2112120019. The next prime is 2112120037. The reversal of 2112120022 is 2200212112.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×21121200222 = 8922101974666560968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2112119984 and 2112120011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 516147 + ... + 520222.

It is an arithmetic number, because the mean of its divisors is an integer number (396411525).

Almost surely, 22112120022 is an apocalyptic number.

2112120022 is a deficient number, since it is larger than the sum of its proper divisors (1059172178).

2112120022 is a wasteful number, since it uses less digits than its factorization.

2112120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1037390.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 2112120022 is about 45957.8069755292. The cubic root of 2112120022 is about 1283.0380354954.

Adding to 2112120022 its reverse (2200212112), we get a palindrome (4312332134).

The spelling of 2112120022 in words is "two billion, one hundred twelve million, one hundred twenty thousand, twenty-two".

Divisors: 1 2 1019 2038 1036369 2072738 1056060011 2112120022