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10033122121 = 111948005369
BaseRepresentation
bin10010101100000010…
…10100101101001001
3221220020002102010121
421112001110231021
5131021434401441
64335324343241
7503426062621
oct112601245511
927806072117
1010033122121
114289488170
121b400a4b21
13c3b816569
146b2705881
153dac51dd1
hex256054b49

10033122121 has 8 divisors (see below), whose sum is σ = 11521288800. Its totient is φ = 8640966240.

The previous prime is 10033122091. The next prime is 10033122133. The reversal of 10033122121 is 12122133001.

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 10033122121 - 25 = 10033122089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10033122095 and 10033122104.

It is not an unprimeable number, because it can be changed into a prime (10033722121) 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, 24002476 + ... + 24002893.

It is an arithmetic number, because the mean of its divisors is an integer number (1440161100).

Almost surely, 210033122121 is an apocalyptic number.

10033122121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10033122121 is a deficient number, since it is larger than the sum of its proper divisors (1488166679).

10033122121 is a wasteful number, since it uses less digits than its factorization.

10033122121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48005399.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 10033122121 its reverse (12122133001), we get a palindrome (22155255122).

The spelling of 10033122121 in words is "ten billion, thirty-three million, one hundred twenty-two thousand, one hundred twenty-one".

Divisors: 1 11 19 209 48005369 528059059 912102011 10033122121