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1010111220222 = 231354419237971
BaseRepresentation
bin11101011001011110101…
…00100000100111111110
310120120021101110122001220
432230233110200213332
5113022201433021342
62052012205014210
7132656332464126
oct16545724404776
93516241418056
101010111220222
1135a4274a5345
12143924254366
137433a0278a0
1436c6527bc86
151b41e2935ec
hexeb2f5209fe

1010111220222 has 32 divisors (see below), whose sum is σ = 2175673288320. Its totient is φ = 310796435040.

The previous prime is 1010111220203. The next prime is 1010111220229. The reversal of 1010111220222 is 2220221110101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010111220229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4125697 + ... + 4363667.

It is an arithmetic number, because the mean of its divisors is an integer number (67989790260).

Almost surely, 21010111220222 is an apocalyptic number.

1010111220222 is an abundant number, since it is smaller than the sum of its proper divisors (1165562068098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1010111220222 is a wasteful number, since it uses less digits than its factorization.

1010111220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292408.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1010111220222 its reverse (2220221110101), we get a palindrome (3230332330323).

The spelling of 1010111220222 in words is "one trillion, ten billion, one hundred eleven million, two hundred twenty thousand, two hundred twenty-two".

Divisors: 1 2 3 6 13 26 39 78 54419 108838 163257 237971 326514 475942 707447 713913 1414894 1427826 2122341 3093623 4244682 6187246 9280869 18561738 12950143849 25900287698 38850431547 77700863094 168351870037 336703740074 505055610111 1010111220222