Search a number
-
+
10220112101 = 59173222239
BaseRepresentation
bin10011000010010101…
…01000100011100101
3222101020221111011102
421201022220203211
5131412322041401
64410044245445
7511156343123
oct114112504345
928336844142
1010220112101
114374a94541
121b92840885
13c6b496c14
146cd49c913
153ec38b56b
hex2612a88e5

10220112101 has 4 divisors (see below), whose sum is σ = 10393334400. Its totient is φ = 10046889804.

The previous prime is 10220112079. The next prime is 10220112121. The reversal of 10220112101 is 10121102201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10220112101 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 (10220112121) 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, 86611061 + ... + 86611178.

It is an arithmetic number, because the mean of its divisors is an integer number (2598333600).

Almost surely, 210220112101 is an apocalyptic number.

It is an amenable number.

10220112101 is a deficient number, since it is larger than the sum of its proper divisors (173222299).

10220112101 is an equidigital number, since it uses as much as digits as its factorization.

10220112101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173222298.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10220112101 its reverse (10121102201), we get a palindrome (20341214302).

The spelling of 10220112101 in words is "ten billion, two hundred twenty million, one hundred twelve thousand, one hundred one".

Divisors: 1 59 173222239 10220112101