Search a number
-
+
22110010020020 = 22513112375724399
BaseRepresentation
bin1010000011011111000110…
…10010110001000010110100
32220021200210121120101212202
411001233203102301002310
510344222300031120040
6115005110503404032
74441252442202206
oct501574322610264
986250717511782
1022110010020020
11705489128213a
122591099753618
13c44c711429c0
145661b737c776
152851eac8a015
hex141be34b10b4

22110010020020 has 48 divisors (see below), whose sum is σ = 50047164652800. Its totient is φ = 8156426357376.

The previous prime is 22110010019983. The next prime is 22110010020079. The reversal of 22110010020020 is 2002001001122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22110010019983 and 22110010020010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37570220 + ... + 38154179.

It is an arithmetic number, because the mean of its divisors is an integer number (1042649263600).

Almost surely, 222110010020020 is an apocalyptic number.

22110010020020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22110010020020 is an abundant number, since it is smaller than the sum of its proper divisors (27937154632780).

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

22110010020020 is a wasteful number, since it uses less digits than its factorization.

22110010020020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75725544 (or 75725542 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22110010020020 its reverse (2002001001122), we get a palindrome (24112011021142).

The spelling of 22110010020020 in words is "twenty-two trillion, one hundred ten billion, ten million, twenty thousand, twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 1123 2246 4492 5615 11230 14599 22460 29198 58396 72995 145990 291980 75724399 151448798 302897596 378621995 757243990 984417187 1514487980 1968834374 3937668748 4922085935 9844171870 19688343740 85038500077 170077000154 340154000308 425192500385 850385000770 1105500501001 1700770001540 2211001002002 4422002004004 5527502505005 11055005010010 22110010020020