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112012202101 = 679316489357
BaseRepresentation
bin110100001010001110…
…0101001000001110101
3101201010022201102201211
41220110130221001311
53313400110431401
6123242510121421
711043524002612
oct1502434510165
9351108642654
10112012202101
114355aa71358
12198607b0271
13a741357237
1455c8537509
152da8aba951
hex1a14729075

112012202101 has 4 divisors (see below), whose sum is σ = 112028698252. Its totient is φ = 111995705952.

The previous prime is 112012202053. The next prime is 112012202117. The reversal of 112012202101 is 101202210211.

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 14902061476 + 97110140625 = 122074^2 + 311625^2 .

It is a cyclic number.

It is not a de Polignac number, because 112012202101 - 215 = 112012169333 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 (112012202201) 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, 8237886 + ... + 8251471.

It is an arithmetic number, because the mean of its divisors is an integer number (28007174563).

Almost surely, 2112012202101 is an apocalyptic number.

It is an amenable number.

112012202101 is a deficient number, since it is larger than the sum of its proper divisors (16496151).

112012202101 is an equidigital number, since it uses as much as digits as its factorization.

112012202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16496150.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 112012202101 its reverse (101202210211), we get a palindrome (213214412312).

The spelling of 112012202101 in words is "one hundred twelve billion, twelve million, two hundred two thousand, one hundred one".

Divisors: 1 6793 16489357 112012202101