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1220200201330 = 251128961383023
BaseRepresentation
bin10001110000011001100…
…110010111110001110010
311022122112211221122211021
4101300121212113301302
5124442432222420310
62332315141010054
7154104461403205
oct21603146276162
94278484848737
101220200201330
11430536226360
121785966b392a
138b0ab5ba466
14430b524593c
1521b183005da
hex11c19997c72

1220200201330 has 32 divisors (see below), whose sum is σ = 2396118475008. Its totient is φ = 443692684800.

The previous prime is 1220200201307. The next prime is 1220200201331. The reversal of 1220200201330 is 331020020221.

It is not an unprimeable number, because it can be changed into a prime (1220200201331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2994199 + ... + 3377221.

It is an arithmetic number, because the mean of its divisors is an integer number (74878702344).

Almost surely, 21220200201330 is an apocalyptic number.

1220200201330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220200201330 is a deficient number, since it is larger than the sum of its proper divisors (1175918273678).

1220200201330 is a wasteful number, since it uses less digits than its factorization.

1220200201330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412002.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 1220200201330 its reverse (331020020221), we get a palindrome (1551220221551).

The spelling of 1220200201330 in words is "one trillion, two hundred twenty billion, two hundred million, two hundred one thousand, three hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 28961 57922 144805 289610 318571 383023 637142 766046 1592855 1915115 3185710 3830230 4213253 8426506 21066265 42132530 11092729103 22185458206 55463645515 110927291030 122020020133 244040040266 610100100665 1220200201330