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10221202011122 = 215487332998657
BaseRepresentation
bin1001010010111100111100…
…0111010111001111110010
31100012010201010211200211222
42110233033013113033302
52314431010203323442
633423315543505042
72103312625410644
oct224571707271762
940163633750758
1010221202011122
113290873083a63
121190b2ba58182
13591b16b9bcbb
142749ccdca894
1512ad249198d2
hex94bcf1d73f2

10221202011122 has 8 divisors (see below), whose sum is σ = 15331902477276. Its totient is φ = 5110567852032.

The previous prime is 10221202011121. The next prime is 10221202011151. The reversal of 10221202011122 is 22111020212201.

It can be written as a sum of positive squares in 2 ways, for example, as 9857471194921 + 363730816201 = 3139661^2 + 603101^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 10221202011122.

It is not an unprimeable number, because it can be changed into a prime (10221202011121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16189583 + ... + 16809074.

Almost surely, 210221202011122 is an apocalyptic number.

10221202011122 is a deficient number, since it is larger than the sum of its proper divisors (5110700466154).

10221202011122 is a wasteful number, since it uses less digits than its factorization.

10221202011122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33153532.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10221202011122 its reverse (22111020212201), we get a palindrome (32332222223323).

The spelling of 10221202011122 in words is "ten trillion, two hundred twenty-one billion, two hundred two million, eleven thousand, one hundred twenty-two".

Divisors: 1 2 154873 309746 32998657 65997314 5110601005561 10221202011122