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1222114131 = 327235411559
BaseRepresentation
bin100100011010111…
…1111101101010011
310011011121211102100
41020311333231103
510000330123011
6321134051443
742166540650
oct11065775523
93134554370
101222114131
11577940487
122a1349b83
13166267c74
14b8448c27
1572457d56
hex48d7fb53

1222114131 has 48 divisors (see below), whose sum is σ = 2110417920. Its totient is φ = 666325440.

The previous prime is 1222114111. The next prime is 1222114151. The reversal of 1222114131 is 1314112221.

It is an interprime number because it is at equal distance from previous prime (1222114111) and next prime (1222114151).

It is not a de Polignac number, because 1222114131 - 29 = 1222113619 is a prime.

It is a super-2 number, since 2×12221141312 = 2987125898379770322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1222114111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 783130 + ... + 784688.

It is an arithmetic number, because the mean of its divisors is an integer number (43967040).

Almost surely, 21222114131 is an apocalyptic number.

1222114131 is a deficient number, since it is larger than the sum of its proper divisors (888303789).

1222114131 is a wasteful number, since it uses less digits than its factorization.

1222114131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2136 (or 2133 counting only the distinct ones).

The product of its digits is 96, while the sum is 18.

The square root of 1222114131 is about 34958.7489907748. The cubic root of 1222114131 is about 1069.1465903143.

Adding to 1222114131 its reverse (1314112221), we get a palindrome (2536226352).

The spelling of 1222114131 in words is "one billion, two hundred twenty-two million, one hundred fourteen thousand, one hundred thirty-one".

Divisors: 1 3 7 9 21 23 63 69 161 207 483 541 1449 1559 1623 3787 4677 4869 10913 11361 12443 14031 32739 34083 35857 37329 87101 98217 107571 111987 250999 261303 322713 752997 783909 843419 2258991 2530257 5903933 7590771 17711799 19398637 53135397 58195911 135790459 174587733 407371377 1222114131