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1201311200200 = 235231193759871
BaseRepresentation
bin10001011110110011101…
…110100011001111001000
311020211210102221222111211
4101132303232203033020
5124140241131401300
62315512540102504
7152535416502106
oct21366356431710
94224712858454
101201311200200
11423522944221
121749a4834a34
138938b144907
1442202722c76
15213aed8e4ba
hex117b3ba33c8

1201311200200 has 48 divisors (see below), whose sum is σ = 2883146895360. Its totient is φ = 465023688000.

The previous prime is 1201311200179. The next prime is 1201311200269. The reversal of 1201311200200 is 20021131021.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96873736 + ... + 96886135.

It is an arithmetic number, because the mean of its divisors is an integer number (60065560320).

Almost surely, 21201311200200 is an apocalyptic number.

1201311200200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1201311200200 is an abundant number, since it is smaller than the sum of its proper divisors (1681835695160).

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

1201311200200 is a wasteful number, since it uses less digits than its factorization.

1201311200200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193759918 (or 193759909 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 1201311200200 its reverse (20021131021), we get a palindrome (1221332331221).

The spelling of 1201311200200 in words is "one trillion, two hundred one billion, three hundred eleven million, two hundred thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 31 40 50 62 100 124 155 200 248 310 620 775 1240 1550 3100 6200 193759871 387519742 775039484 968799355 1550078968 1937598710 3875197420 4843996775 6006556001 7750394840 9687993550 12013112002 19375987100 24026224004 30032780005 38751974200 48052448008 60065560010 120131120020 150163900025 240262240040 300327800050 600655600100 1201311200200