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1120241210021 = 2074354005747
BaseRepresentation
bin10000010011010011100…
…101000101001010100101
310222002112112110202220222
4100103103211011022211
5121323223222210041
62214344240534125
7143635423113443
oct20232345051245
93862475422828
101120241210021
113a2100a5a73a
1216113a621345
138183b43871b
143c31181bb93
151e2179b674b
hex104d39452a5

1120241210021 has 4 divisors (see below), whose sum is σ = 1120295236512. Its totient is φ = 1120187183532.

The previous prime is 1120241210017. The next prime is 1120241210069. The reversal of 1120241210021 is 1200121420211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1120241210021 - 22 = 1120241210017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120241210321) 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 3 ways as a sum of consecutive naturals, for example, 26982131 + ... + 27023616.

It is an arithmetic number, because the mean of its divisors is an integer number (280073809128).

Almost surely, 21120241210021 is an apocalyptic number.

It is an amenable number.

1120241210021 is a deficient number, since it is larger than the sum of its proper divisors (54026491).

1120241210021 is an equidigital number, since it uses as much as digits as its factorization.

1120241210021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54026490.

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

Adding to 1120241210021 its reverse (1200121420211), we get a palindrome (2320362630232).

The spelling of 1120241210021 in words is "one trillion, one hundred twenty billion, two hundred forty-one million, two hundred ten thousand, twenty-one".

Divisors: 1 20743 54005747 1120241210021