Search a number
-
+
22111202011201 = 179439281381021
BaseRepresentation
bin1010000011100001010100…
…10101110110100001000001
32220021210212200111211101021
411001300222111312201001
510344232220203324301
6115005425044105441
74441324125023152
oct501605225664101
986253780454337
1022111202011201
117055343108816
122591370995281
13c45101091a24
1456628b7c5929
1528526a7428a1
hex141c2a576841

22111202011201 has 8 divisors (see below), whose sum is σ = 22285376942400. Its totient is φ = 21937589843280.

The previous prime is 22111202011147. The next prime is 22111202011211. The reversal of 22111202011201 is 10211020211122.

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 22111202011201 - 233 = 22102612076609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22111202011211) 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, 140611930 + ... + 140769091.

It is an arithmetic number, because the mean of its divisors is an integer number (2785672117800).

Almost surely, 222111202011201 is an apocalyptic number.

It is an amenable number.

22111202011201 is a deficient number, since it is larger than the sum of its proper divisors (174174931199).

22111202011201 is a wasteful number, since it uses less digits than its factorization.

22111202011201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281381639.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22111202011201 its reverse (10211020211122), we get a palindrome (32322222222323).

The spelling of 22111202011201 in words is "twenty-two trillion, one hundred eleven billion, two hundred two million, eleven thousand, two hundred one".

Divisors: 1 179 439 78581 281381021 50367202759 123526268219 22111202011201