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113720122101 = 3187920173873
BaseRepresentation
bin110100111101000111…
…1110101101011110101
3101212112100110202112010
41221322033311223311
53330344322401401
6124124200514433
711134043042325
oct1517217655365
9355470422463
10113720122101
1144257053993
121a05877ba19
13a9541476a1
14570b2c1285
152e589d5ed6
hex1a7a3f5af5

113720122101 has 8 divisors (see below), whose sum is σ = 151707532480. Its totient is φ = 75773063232.

The previous prime is 113720122079. The next prime is 113720122163. The reversal of 113720122101 is 101221027311.

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

It is not a de Polignac number, because 113720122101 - 26 = 113720122037 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 (113720122501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10081300 + ... + 10092573.

It is an arithmetic number, because the mean of its divisors is an integer number (18963441560).

Almost surely, 2113720122101 is an apocalyptic number.

It is an amenable number.

113720122101 is a deficient number, since it is larger than the sum of its proper divisors (37987410379).

113720122101 is a wasteful number, since it uses less digits than its factorization.

113720122101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20175755.

The product of its (nonzero) digits is 168, while the sum is 21.

Adding to 113720122101 its reverse (101221027311), we get a palindrome (214941149412).

The spelling of 113720122101 in words is "one hundred thirteen billion, seven hundred twenty million, one hundred twenty-two thousand, one hundred one".

Divisors: 1 3 1879 5637 20173873 60521619 37906707367 113720122101