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1001102221010 = 25100110222101
BaseRepresentation
bin11101001000101100101…
…01111001111011010010
310112201000112110001110102
432210112111321323102
5112400224132033020
62043522222532402
7132220150322243
oct16442625717322
93481015401412
101001102221010
11356624117951
1214202b137102
1373532746418
143664c9a2cca
151b0933da475
hexe916579ed2

1001102221010 has 8 divisors (see below), whose sum is σ = 1801983997836. Its totient is φ = 400440888400.

The previous prime is 1001102220967. The next prime is 1001102221013. The reversal of 1001102221010 is 101222011001.

Adding to 1001102221010 its reverse (101222011001), we get a palindrome (1102324232011).

It can be written as a sum of positive squares in 2 ways, for example, as 1000186008649 + 916212361 = 1000093^2 + 30269^2 .

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

It is a super-2 number, since 2×10011022210102 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1001102220982 and 1001102221000.

It is not an unprimeable number, because it can be changed into a prime (1001102221013) 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, 50055111041 + ... + 50055111060.

Almost surely, 21001102221010 is an apocalyptic number.

1001102221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001102221010 is a deficient number, since it is larger than the sum of its proper divisors (800881776826).

1001102221010 is a wasteful number, since it uses less digits than its factorization.

1001102221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100110222108.

The product of its (nonzero) digits is 8, while the sum is 11.

The spelling of 1001102221010 in words is "one trillion, one billion, one hundred two million, two hundred twenty-one thousand, ten".

Divisors: 1 2 5 10 100110222101 200220444202 500551110505 1001102221010