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2222111201012 = 222035792728807
BaseRepresentation
bin100000010101100000001…
…001100001011011110100
321212102122202020221001022
4200111200021201123310
5242401340431413022
64420453534520312
7316353662363663
oct40254011413364
97772582227038
102222111201012
1178743492a62a
122ba7b0666098
1313170c76b431
147979d3badda
153cc076e8c42
hex205602616f4

2222111201012 has 12 divisors (see below), whose sum is σ = 3888715128480. Its totient is φ = 1111049735736.

The previous prime is 2222111201003. The next prime is 2222111201021. The reversal of 2222111201012 is 2101021112222.

It is an interprime number because it is at equal distance from previous prime (2222111201003) and next prime (2222111201021).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550088 + ... + 2178719.

It is an arithmetic number, because the mean of its divisors is an integer number (324059594040).

Almost surely, 22222111201012 is an apocalyptic number.

It is an amenable number.

2222111201012 is a deficient number, since it is larger than the sum of its proper divisors (1666603927468).

2222111201012 is a wasteful number, since it uses less digits than its factorization.

2222111201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2932390 (or 2932388 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2222111201012 its reverse (2101021112222), we get a palindrome (4323132313234).

The spelling of 2222111201012 in words is "two trillion, two hundred twenty-two billion, one hundred eleven million, two hundred one thousand, twelve".

Divisors: 1 2 4 203579 407158 814316 2728807 5457614 10915228 555527800253 1111055600506 2222111201012