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1200021313310 = 25196315901649
BaseRepresentation
bin10001011101100110110…
…110000001011100011110
311020201110112210221100022
4101131212312001130132
5124130120424011220
62315140541232142
7152461434601661
oct21354666013436
94221415727308
101200021313310
11422a208240a6
121746a4862652
1389213b3ab31
144211d2b56d8
15213369ea925
hex11766d8171e

1200021313310 has 16 divisors (see below), whose sum is σ = 2273724594000. Its totient is φ = 454744918656.

The previous prime is 1200021313229. The next prime is 1200021313319. The reversal of 1200021313310 is 133131200021.

It is a super-2 number, since 2×12000213133102 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200021313319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3157950635 + ... + 3157951014.

It is an arithmetic number, because the mean of its divisors is an integer number (142107787125).

Almost surely, 21200021313310 is an apocalyptic number.

1200021313310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1200021313310 is a deficient number, since it is larger than the sum of its proper divisors (1073703280690).

1200021313310 is a wasteful number, since it uses less digits than its factorization.

1200021313310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6315901675.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1200021313310 its reverse (133131200021), we get a palindrome (1333152513331).

The spelling of 1200021313310 in words is "one trillion, two hundred billion, twenty-one million, three hundred thirteen thousand, three hundred ten".

Divisors: 1 2 5 10 19 38 95 190 6315901649 12631803298 31579508245 63159016490 120002131331 240004262662 600010656655 1200021313310