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10122240103 = 42712369993
BaseRepresentation
bin10010110110101010…
…10010000001100111
3222010102210002000121
421123111102001213
5131212243140403
64352230422411
7505560423043
oct113325220147
928112702017
1010122240103
114324816898
121b65b01a07
13c54119bb1
146c04a3023
153e39a73bd
hex25b552067

10122240103 has 4 divisors (see below), whose sum is σ = 10124614368. Its totient is φ = 10119865840.

The previous prime is 10122240083. The next prime is 10122240133. The reversal of 10122240103 is 30104222101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10122240103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10122240133) 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, 1180726 + ... + 1189267.

It is an arithmetic number, because the mean of its divisors is an integer number (2531153592).

Almost surely, 210122240103 is an apocalyptic number.

10122240103 is a deficient number, since it is larger than the sum of its proper divisors (2374265).

10122240103 is an equidigital number, since it uses as much as digits as its factorization.

10122240103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2374264.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 10122240103 its reverse (30104222101), we get a palindrome (40226462204).

The spelling of 10122240103 in words is "ten billion, one hundred twenty-two million, two hundred forty thousand, one hundred three".

Divisors: 1 4271 2369993 10122240103