Base | Representation |
---|---|
bin | 10000000001100100110… |
… | …001000110010001011001 |
3 | 10220021101200020212200220 |
4 | 100001210301012101121 |
5 | 121020230232020441 |
6 | 2201515121150253 |
7 | 142362550300323 |
oct | 20014461062131 |
9 | 3807350225626 |
10 | 1101202220121 |
11 | 395020a43843 |
12 | 15950648b389 |
13 | 7cac5b99123 |
14 | 3b427014613 |
15 | 1d9a12c9466 |
hex | 10064c46459 |
1101202220121 has 16 divisors (see below), whose sum is σ = 1530859468800. Its totient is φ = 703238554368.
The previous prime is 1101202220119. The next prime is 1101202220147. The reversal of 1101202220121 is 1210222021011.
It is not a de Polignac number, because 1101202220121 - 21 = 1101202220119 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1101202220121.
It is not an unprimeable number, because it can be changed into a prime (1101202220101) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49821616 + ... + 49843713.
It is an arithmetic number, because the mean of its divisors is an integer number (95678716800).
Almost surely, 21101202220121 is an apocalyptic number.
It is an amenable number.
1101202220121 is a deficient number, since it is larger than the sum of its proper divisors (429657248679).
1101202220121 is a wasteful number, since it uses less digits than its factorization.
1101202220121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99665488.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 1101202220121 its reverse (1210222021011), we get a palindrome (2311424241132).
The spelling of 1101202220121 in words is "one trillion, one hundred one billion, two hundred two million, two hundred twenty thousand, one hundred twenty-one".
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