Search a number
-
+
101430022111 = 119220911101
BaseRepresentation
bin101111001110110110…
…0110100111111011111
3100200210211110222210121
41132131230310333133
53130212041201421
6114332445215411
710220346651115
oct1363554647737
9320724428717
10101430022111
113a01a66a960
12177a8861567
139745b70282
144ca2d49ab5
152989a5ed41
hex179db34fdf

101430022111 has 4 divisors (see below), whose sum is σ = 110650933224. Its totient is φ = 92209111000.

The previous prime is 101430022091. The next prime is 101430022117. The reversal of 101430022111 is 111220034101.

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 101430022111 - 235 = 67070283743 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 (101430022117) 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, 4610455540 + ... + 4610455561.

It is an arithmetic number, because the mean of its divisors is an integer number (27662733306).

Almost surely, 2101430022111 is an apocalyptic number.

101430022111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

101430022111 is a deficient number, since it is larger than the sum of its proper divisors (9220911113).

101430022111 is an equidigital number, since it uses as much as digits as its factorization.

101430022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9220911112.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 101430022111 its reverse (111220034101), we get a palindrome (212650056212).

The spelling of 101430022111 in words is "one hundred one billion, four hundred thirty million, twenty-two thousand, one hundred eleven".

Divisors: 1 11 9220911101 101430022111