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30310222202131 = 131610993786899
BaseRepresentation
bin1101110010001001001100…
…00001110000010100010011
310222022121222111111110101011
412321010212001300110103
512433100313340432011
6144244153541351351
76245561363531254
oct671044601602423
9128277874443334
1030310222202131
11972654727a093
1234963a8108557
1313bb31acb7171
1476b045d72b2b
15378689ad8621
hex1b9126070513

30310222202131 has 8 divisors (see below), whose sum is σ = 30542105880000. Its totient is φ = 30078346220520.

The previous prime is 30310222202063. The next prime is 30310222202201. The reversal of 30310222202131 is 13120222201303.

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 30310222202131 - 29 = 30310222201619 is a prime.

It is a super-2 number, since 2×303102222021312 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30310222272131) 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, 6110520 + ... + 9897418.

It is an arithmetic number, because the mean of its divisors is an integer number (3817763235000).

Almost surely, 230310222202131 is an apocalyptic number.

30310222202131 is a deficient number, since it is larger than the sum of its proper divisors (231883677869).

30310222202131 is a wasteful number, since it uses less digits than its factorization.

30310222202131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3848129.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 30310222202131 its reverse (13120222201303), we get a palindrome (43430444403434).

The spelling of 30310222202131 in words is "thirty trillion, three hundred ten billion, two hundred twenty-two million, two hundred two thousand, one hundred thirty-one".

Divisors: 1 131 61099 3786899 8003969 496083769 231375742001 30310222202131