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10122213030031 = 23440096218697
BaseRepresentation
bin1001001101001100001011…
…1010010111100010001111
31022211200012102121102211001
42103103002322113202033
52311320243013430111
633310025214241131
72063206606065304
oct223230272274217
938750172542731
1010122213030031
113252896408383
1211759047b61a7
1358569c986ccb
1426dcbc3450ab
1512847e33b1c1
hex934c2e9788f

10122213030031 has 4 divisors (see below), whose sum is σ = 10562309248752. Its totient is φ = 9682116811312.

The previous prime is 10122213030029. The next prime is 10122213030103. The reversal of 10122213030031 is 13003031222101.

10122213030031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10122213030031 - 21 = 10122213030029 is a prime.

It is a super-2 number, since 2×101222130300312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10122213029990 and 10122213030008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10122213070031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220048109326 + ... + 220048109371.

It is an arithmetic number, because the mean of its divisors is an integer number (2640577312188).

Almost surely, 210122213030031 is an apocalyptic number.

10122213030031 is a deficient number, since it is larger than the sum of its proper divisors (440096218721).

10122213030031 is an equidigital number, since it uses as much as digits as its factorization.

10122213030031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440096218720.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 10122213030031 its reverse (13003031222101), we get a palindrome (23125244252132).

The spelling of 10122213030031 in words is "ten trillion, one hundred twenty-two billion, two hundred thirteen million, thirty thousand, thirty-one".

Divisors: 1 23 440096218697 10122213030031