Base | Representation |
---|---|
bin | 10111000000111101100110… |
… | …111111100011101010100100 |
3 | 111021101122200000100012111101 |
4 | 113000331212333203222210 |
5 | 101231402030340431040 |
6 | 555140215412445444 |
7 | 30214664150450344 |
oct | 2700754677435244 |
9 | 437348600305441 |
10 | 101221222202020 |
11 | 2a2857521127a8 |
12 | b429426619884 |
13 | 44631743a452b |
14 | 1add1c1a90d24 |
15 | ba7ee269a09a |
hex | 5c0f66fe3aa4 |
101221222202020 has 96 divisors (see below), whose sum is σ = 216818354188800. Its totient is φ = 39686452101120.
The previous prime is 101221222202003. The next prime is 101221222202033. The reversal of 101221222202020 is 20202222122101.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 840431205 + ... + 840551635.
It is an arithmetic number, because the mean of its divisors is an integer number (2258524522800).
Almost surely, 2101221222202020 is an apocalyptic number.
101221222202020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
101221222202020 is an abundant number, since it is smaller than the sum of its proper divisors (115597131986780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101221222202020 is a wasteful number, since it uses less digits than its factorization.
101221222202020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 124693 (or 124691 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 101221222202020 its reverse (20202222122101), we get a palindrome (121423444324121).
The spelling of 101221222202020 in words is "one hundred one trillion, two hundred twenty-one billion, two hundred twenty-two million, two hundred two thousand, twenty".
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