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20012341101 = 3231509119219
BaseRepresentation
bin10010101000110101…
…000001011101101101
31220122200202021001120
4102220311001131231
5311441124403401
613105445531153
71305632043534
oct225065013555
956580667046
1020012341101
11853a499085
123a66113ab9
131b6c108c6c
14d7bbb931b
157c1da7836
hex4a8d4176d

20012341101 has 16 divisors (see below), whose sum is σ = 27846551040. Its totient is φ = 12759983280.

The previous prime is 20012341099. The next prime is 20012341133. The reversal of 20012341101 is 10114321002.

It is not a de Polignac number, because 20012341101 - 21 = 20012341099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20012341801) 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 15 ways as a sum of consecutive naturals, for example, 1031670 + ... + 1050888.

It is an arithmetic number, because the mean of its divisors is an integer number (1740409440).

Almost surely, 220012341101 is an apocalyptic number.

It is an amenable number.

20012341101 is a deficient number, since it is larger than the sum of its proper divisors (7834209939).

20012341101 is a wasteful number, since it uses less digits than its factorization.

20012341101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34336.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 20012341101 its reverse (10114321002), we get a palindrome (30126662103).

The spelling of 20012341101 in words is "twenty billion, twelve million, three hundred forty-one thousand, one hundred one".

Divisors: 1 3 23 69 15091 19219 45273 57657 347093 442037 1041279 1326111 290033929 870101787 6670780367 20012341101