Base | Representation |
---|---|
bin | 10001110000001110011… |
… | …001001101010011111010 |
3 | 11022122001202012021010212 |
4 | 101300032121031103322 |
5 | 124442041110414320 |
6 | 2332244343311122 |
7 | 154100016414665 |
oct | 21601631152372 |
9 | 4278052167125 |
10 | 1220012201210 |
11 | 43044a09a060 |
12 | 17854374b4a2 |
13 | 8b07b67509a |
14 | 430982a86dc |
15 | 21b06a669c5 |
hex | 11c0e64d4fa |
1220012201210 has 16 divisors (see below), whose sum is σ = 2395660322592. Its totient is φ = 443640800400.
The previous prime is 1220012201171. The next prime is 1220012201249. The reversal of 1220012201210 is 121022100221.
It is an interprime number because it is at equal distance from previous prime (1220012201171) and next prime (1220012201249).
It is a super-2 number, since 2×12200122012102 (a number of 25 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5545509896 + ... + 5545510115.
It is an arithmetic number, because the mean of its divisors is an integer number (149728770162).
Almost surely, 21220012201210 is an apocalyptic number.
1220012201210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1220012201210 is a deficient number, since it is larger than the sum of its proper divisors (1175648121382).
1220012201210 is a wasteful number, since it uses less digits than its factorization.
1220012201210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11091020029.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 1220012201210 its reverse (121022100221), we get a palindrome (1341034301431).
The spelling of 1220012201210 in words is "one trillion, two hundred twenty billion, twelve million, two hundred one thousand, two hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •