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2220110010012 = 223185009167501
BaseRepresentation
bin100000010011101000110…
…111100101011010011100
321212020111021122220002010
4200103220313211122130
5242333241130310022
64415523210231220
7316253252501616
oct40235067453234
97766437586063
102220110010012
117865a824a174
122ba332425510
13131480c97c4b
147964d6d1db6
153cb3bb9d50c
hex204e8de569c

2220110010012 has 12 divisors (see below), whose sum is σ = 5180256690056. Its totient is φ = 740036670000.

The previous prime is 2220110010011. The next prime is 2220110010061. The reversal of 2220110010012 is 2100100110222.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 185009167501 = 2220110010012 / (2 + 2 + 2 + 0 + 1 + 1 + 0 + 0 + 1 + 0 + 0 + 1 + 2).

It is a self number, because there is not a number n which added to its sum of digits gives 2220110010012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220110010011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92504583739 + ... + 92504583762.

Almost surely, 22220110010012 is an apocalyptic number.

It is an amenable number.

2220110010012 is an abundant number, since it is smaller than the sum of its proper divisors (2960146680044).

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

2220110010012 is a wasteful number, since it uses less digits than its factorization.

2220110010012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185009167508 (or 185009167506 counting only the distinct ones).

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

Adding to 2220110010012 its reverse (2100100110222), we get a palindrome (4320210120234).

The spelling of 2220110010012 in words is "two trillion, two hundred twenty billion, one hundred ten million, ten thousand, twelve".

Divisors: 1 2 3 4 6 12 185009167501 370018335002 555027502503 740036670004 1110055005006 2220110010012