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101331131131301 = 181995567950499
BaseRepresentation
bin10111000010100011111110…
…000100110110010110100101
3111021210011100202101022022212
4113002203332010312112211
5101240202124032200201
6555302513510333205
730225634615105451
oct2702437604662645
9437704322338285
10101331131131301
112a318322910055
12b44679a95a205
13447063ba66026
141b0464ab29661
15baacc67a3abb
hex5c28fe1365a5

101331131131301 has 4 divisors (see below), whose sum is σ = 101336699100000. Its totient is φ = 101325563162604.

The previous prime is 101331131131249. The next prime is 101331131131303. The reversal of 101331131131301 is 103131131133101.

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 101331131131301 - 226 = 101331064022437 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 (101331131131303) 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, 2783957051 + ... + 2783993448.

It is an arithmetic number, because the mean of its divisors is an integer number (25334174775000).

Almost surely, 2101331131131301 is an apocalyptic number.

It is an amenable number.

101331131131301 is a deficient number, since it is larger than the sum of its proper divisors (5567968699).

101331131131301 is an equidigital number, since it uses as much as digits as its factorization.

101331131131301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5567968698.

The product of its (nonzero) digits is 243, while the sum is 23.

Adding to 101331131131301 its reverse (103131131133101), we get a palindrome (204462262264402).

The spelling of 101331131131301 in words is "one hundred one trillion, three hundred thirty-one billion, one hundred thirty-one million, one hundred thirty-one thousand, three hundred one".

Divisors: 1 18199 5567950499 101331131131301