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2022122101001 = 10120021010901
BaseRepresentation
bin11101011011001111110…
…111101001100100001001
321011022110011111000112012
4131123033313221210021
5231112301224213001
64144541114225305
7266044033155242
oct35331767514411
97138404430465
102022122101001
1170a639233792
12287a98725235
131188ba797672
146dc2a935cc9
15379001c92bb
hex1d6cfde9909

2022122101001 has 4 divisors (see below), whose sum is σ = 2042143112004. Its totient is φ = 2002101090000.

The previous prime is 2022122100967. The next prime is 2022122101117. The reversal of 2022122101001 is 1001012212202.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1265006325625 + 757115775376 = 1124725^2 + 870124^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2022122101001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2022122101201) 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, 10010505350 + ... + 10010505551.

It is an arithmetic number, because the mean of its divisors is an integer number (510535778001).

Almost surely, 22022122101001 is an apocalyptic number.

It is an amenable number.

2022122101001 is a deficient number, since it is larger than the sum of its proper divisors (20021011003).

2022122101001 is a wasteful number, since it uses less digits than its factorization.

2022122101001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20021011002.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2022122101001 its reverse (1001012212202), we get a palindrome (3023134313203).

The spelling of 2022122101001 in words is "two trillion, twenty-two billion, one hundred twenty-two million, one hundred one thousand, one".

Divisors: 1 101 20021010901 2022122101001