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10022120111 = 611031595117
BaseRepresentation
bin10010101010101110…
…10110101010101111
3221212110101110012202
421111113112222233
5131011130320421
64334252452115
7503233421033
oct112527265257
927773343182
1010022120111
1142832531a3
121b3847a03b
13c394638b3
146b10801c3
153d9ccc10b
hex2555d6aaf

10022120111 has 8 divisors (see below), whose sum is σ = 10285320864. Its totient is φ = 9762109920.

The previous prime is 10022120093. The next prime is 10022120117. The reversal of 10022120111 is 11102122001.

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

It is a cyclic number.

It is not a de Polignac number, because 10022120111 - 26 = 10022120047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10022120092 and 10022120101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10022120117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 791276 + ... + 803841.

It is an arithmetic number, because the mean of its divisors is an integer number (1285665108).

Almost surely, 210022120111 is an apocalyptic number.

10022120111 is a deficient number, since it is larger than the sum of its proper divisors (263200753).

10022120111 is a wasteful number, since it uses less digits than its factorization.

10022120111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1595281.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10022120111 its reverse (11102122001), we get a palindrome (21124242112).

The spelling of 10022120111 in words is "ten billion, twenty-two million, one hundred twenty thousand, one hundred eleven".

Divisors: 1 61 103 6283 1595117 97302137 164297051 10022120111