Search a number
-
+
1111422241111 = 713731371221221
BaseRepresentation
bin10000001011000101111…
…011011000100101010111
310221020202221000201212211
4100023011323120211113
5121202143043203421
62210325203454251
7143204036114020
oct20130573304527
93836687021784
101111422241111
11399395975886
1215b499087387
1380a64330720
143bb1648bc47
151dd9d6489e1
hex102c5ed8957

1111422241111 has 32 divisors (see below), whose sum is σ = 1396765335168. Its totient is φ = 860989409280.

The previous prime is 1111422241081. The next prime is 1111422241117.

1111422241111 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2k-1111422241111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111422241117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 299481 + ... + 1520701.

It is an arithmetic number, because the mean of its divisors is an integer number (43648916724).

Almost surely, 21111422241111 is an apocalyptic number.

1111422241111 is a deficient number, since it is larger than the sum of its proper divisors (285343094057).

1111422241111 is a wasteful number, since it uses less digits than its factorization.

1111422241111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221451.

The product of its digits is 128, while the sum is 22.

The spelling of 1111422241111 in words is "one trillion, one hundred eleven billion, four hundred twenty-two million, two hundred forty-one thousand, one hundred eleven".

Divisors: 1 7 13 73 91 137 511 949 959 1781 6643 10001 12467 70007 130013 910091 1221221 8548547 15875873 89149133 111131111 167307277 624043931 1158938729 1171150939 2174994601 8112571103 12213431221 15224962207 85494018547 158774605873 1111422241111