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1220210110002 = 231315643719359
BaseRepresentation
bin10001110000011010001…
…100001010111000110010
311022122120112121001222010
4101300122030022320302
5124442442242010002
62332320133223350
7154104641542362
oct21603214127062
94278515531863
101220210110002
11430540883944
12178599a91b56
138b0b0679590
14430b66a49a2
1521b1910b46c
hex11c1a30ae32

1220210110002 has 16 divisors (see below), whose sum is σ = 2628144852480. Its totient is φ = 375449264592.

The previous prime is 1220210110001. The next prime is 1220210110033. The reversal of 1220210110002 is 2000110120221.

It is a self number, because there is not a number n which added to its sum of digits gives 1220210110002.

It is not an unprimeable number, because it can be changed into a prime (1220210110001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7821859602 + ... + 7821859757.

It is an arithmetic number, because the mean of its divisors is an integer number (164259053280).

Almost surely, 21220210110002 is an apocalyptic number.

1220210110002 is an abundant number, since it is smaller than the sum of its proper divisors (1407934742478).

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

1220210110002 is a wasteful number, since it uses less digits than its factorization.

1220210110002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15643719377.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1220210110002 its reverse (2000110120221), we get a palindrome (3220320230223).

The spelling of 1220210110002 in words is "one trillion, two hundred twenty billion, two hundred ten million, one hundred ten thousand, two".

Divisors: 1 2 3 6 13 26 39 78 15643719359 31287438718 46931158077 93862316154 203368351667 406736703334 610105055001 1220210110002