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1100021012021 = 41199134823019
BaseRepresentation
bin10000000000011110010…
…111001001011000110101
310220011100100121021210202
4100000132113021120311
5121010320334341041
62201202003530245
7142321355220041
oct20003627113065
93804310537722
101100021012021
113945752026a8
12159236989985
137c968254219
143b3541b7021
151d932751a9b
hex1001e5c9635

1100021012021 has 8 divisors (see below), whose sum is σ = 1132513368000. Its totient is φ = 1067798302560.

The previous prime is 1100021012017. The next prime is 1100021012059. The reversal of 1100021012021 is 1202101200011.

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

It is a cyclic number.

It is not a de Polignac number, because 1100021012021 - 22 = 1100021012017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100021011993 and 1100021012011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100021012011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67403351 + ... + 67419668.

It is an arithmetic number, because the mean of its divisors is an integer number (141564171000).

Almost surely, 21100021012021 is an apocalyptic number.

It is an amenable number.

1100021012021 is a deficient number, since it is larger than the sum of its proper divisors (32492355979).

1100021012021 is a wasteful number, since it uses less digits than its factorization.

1100021012021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134823259.

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

Adding to 1100021012021 its reverse (1202101200011), we get a palindrome (2302122212032).

The spelling of 1100021012021 in words is "one trillion, one hundred billion, twenty-one million, twelve thousand, twenty-one".

Divisors: 1 41 199 8159 134823019 5527743779 26829780781 1100021012021