Search a number
-
+
10211000112020 = 2254112452439161
BaseRepresentation
bin1001010010010110111100…
…0010001101001110010100
31100011011101011011112020002
42110211233002031032110
52314244112012041040
633414511345430432
72102502046611611
oct224455702151624
940134334145202
1010211000112020
1132875083aa194
12118ab6333b418
13590b7c411006
1427430210d508
1512a928e79a15
hex9496f08d394

10211000112020 has 24 divisors (see below), whose sum is σ = 21966102681768. Its totient is φ = 3984780531200.

The previous prime is 10211000111933. The next prime is 10211000112043. The reversal of 10211000112020 is 2021100011201.

It can be written as a sum of positive squares in 4 ways, for example, as 829006608004 + 9381993504016 = 910498^2 + 3063004^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10211000111992 and 10211000112010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6226218761 + ... + 6226220400.

It is an arithmetic number, because the mean of its divisors is an integer number (915254278407).

Almost surely, 210211000112020 is an apocalyptic number.

10211000112020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10211000112020 is an abundant number, since it is smaller than the sum of its proper divisors (11755102569748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10211000112020 is a wasteful number, since it uses less digits than its factorization.

10211000112020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12452439211 (or 12452439209 counting only the distinct ones).

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

Adding to 10211000112020 its reverse (2021100011201), we get a palindrome (12232100123221).

The spelling of 10211000112020 in words is "ten trillion, two hundred eleven billion, one hundred twelve thousand, twenty".

Divisors: 1 2 4 5 10 20 41 82 164 205 410 820 12452439161 24904878322 49809756644 62262195805 124524391610 249048783220 510550005601 1021100011202 2042200022404 2552750028005 5105500056010 10211000112020