Base | Representation |
---|---|
bin | 100000000010111110000… |
… | …000010100111001110100 |
3 | 21210112021212112121000200 |
4 | 200002332000110321310 |
5 | 242040112004342322 |
6 | 4403403132440500 |
7 | 315050561514561 |
oct | 40027600247164 |
9 | 7715255477020 |
10 | 2202211012212 |
11 | 779a52783202 |
12 | 2b6978019130 |
13 | 12c88a96c3a3 |
14 | 78832477868 |
15 | 3c4405e68ac |
hex | 200be014e74 |
2202211012212 has 72 divisors (see below), whose sum is σ = 5860332528960. Its totient is φ = 695358120960.
The previous prime is 2202211012189. The next prime is 2202211012219. The reversal of 2202211012212 is 2122101122022.
It is a happy number.
2202211012212 is a `hidden beast` number, since 220 + 221 + 1 + 0 + 1 + 221 + 2 = 666.
It is a super-2 number, since 2×22022110122122 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2202211012219) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6174753 + ... + 6521655.
Almost surely, 22202211012212 is an apocalyptic number.
It is an amenable number.
2202211012212 is an abundant number, since it is smaller than the sum of its proper divisors (3658121516748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2202211012212 is a wasteful number, since it uses less digits than its factorization.
2202211012212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 356213 (or 356208 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 2202211012212 its reverse (2122101122022), we get a palindrome (4324312134234).
The spelling of 2202211012212 in words is "two trillion, two hundred two billion, two hundred eleven million, twelve thousand, two hundred twelve".
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