Search a number
-
+
11011021220120 = 235275275530503
BaseRepresentation
bin1010000000111011010000…
…0000100010100100011000
31102222122101000000200002012
42200032310000202210120
52420401032413020440
635230220542325052
72214343241046365
oct240166400424430
942878330020065
1011011021220120
113565825470799
12129a014889788
1361b44786b28c
142a0d171ab46c
1514164e03ae65
hexa03b4022918

11011021220120 has 16 divisors (see below), whose sum is σ = 24774797745360. Its totient is φ = 4404408488032.

The previous prime is 11011021219999. The next prime is 11011021220137. The reversal of 11011021220120 is 2102212011011.

It is a junction number, because it is equal to n+sod(n) for n = 11011021220095 and 11011021220104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137637765212 + ... + 137637765291.

It is an arithmetic number, because the mean of its divisors is an integer number (1548424859085).

Almost surely, 211011021220120 is an apocalyptic number.

11011021220120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11011021220120 is an abundant number, since it is smaller than the sum of its proper divisors (13763776525240).

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

11011021220120 is a wasteful number, since it uses less digits than its factorization.

11011021220120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275275530514 (or 275275530510 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11011021220120 its reverse (2102212011011), we get a palindrome (13113233231131).

The spelling of 11011021220120 in words is "eleven trillion, eleven billion, twenty-one million, two hundred twenty thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 275275530503 550551061006 1101102122012 1376377652515 2202204244024 2752755305030 5505510610060 11011021220120