Search a number
-
+
10111121202101 = 19515182532651
BaseRepresentation
bin1001001100100010110111…
…0010011001101110110101
31022210121120102101012100012
42103020231302121232311
52311130034011431401
633300552430030005
72062335003104453
oct223105562315665
938717512335305
1010111121202101
11324911435a937
12117372a048305
13584622a1a70a
1426d5491ad9d3
151280306ad8bb
hex9322dc99bb5

10111121202101 has 4 divisors (see below), whose sum is σ = 10116303736704. Its totient is φ = 10105938667500.

The previous prime is 10111121202047. The next prime is 10111121202109. The reversal of 10111121202101 is 10120212111101.

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-10111121202101 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 (10111121202109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2591264375 + ... + 2591268276.

It is an arithmetic number, because the mean of its divisors is an integer number (2529075934176).

Almost surely, 210111121202101 is an apocalyptic number.

It is an amenable number.

10111121202101 is a deficient number, since it is larger than the sum of its proper divisors (5182534603).

10111121202101 is an equidigital number, since it uses as much as digits as its factorization.

10111121202101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5182534602.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 10111121202101 its reverse (10120212111101), we get a palindrome (20231333313202).

The spelling of 10111121202101 in words is "ten trillion, one hundred eleven billion, one hundred twenty-one million, two hundred two thousand, one hundred one".

Divisors: 1 1951 5182532651 10111121202101