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1101012122101 = 7315082357837
BaseRepresentation
bin10000000001011001011…
…011111011100111110101
310220020220102112220020111
4100001121123323213311
5121014333100401401
62201444210503021
7142355051423563
oct20013133734765
93806812486214
101101012122101
11394a33704341
12159472894a71
137ca9569aba8
143b409a8ca33
151d98e778e51
hex100596fb9f5

1101012122101 has 4 divisors (see below), whose sum is σ = 1116094480012. Its totient is φ = 1085929764192.

The previous prime is 1101012122039. The next prime is 1101012122117. The reversal of 1101012122101 is 1012212101011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 536336522500 + 564675599601 = 732350^2 + 751449^2 .

It is a cyclic number.

It is not a de Polignac number, because 1101012122101 - 27 = 1101012121973 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 (1101012122401) 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, 7541178846 + ... + 7541178991.

It is an arithmetic number, because the mean of its divisors is an integer number (279023620003).

Almost surely, 21101012122101 is an apocalyptic number.

It is an amenable number.

1101012122101 is a deficient number, since it is larger than the sum of its proper divisors (15082357911).

1101012122101 is an equidigital number, since it uses as much as digits as its factorization.

1101012122101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15082357910.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1101012122101 its reverse (1012212101011), we get a palindrome (2113224223112).

The spelling of 1101012122101 in words is "one trillion, one hundred one billion, twelve million, one hundred twenty-two thousand, one hundred one".

Divisors: 1 73 15082357837 1101012122101