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13200032202131 = 25357520567583
BaseRepresentation
bin1100000000010101111100…
…1110101111110110010011
31201201220120221101020210102
43000011133032233312103
53212232131220432011
644024002220523015
72531446050305225
oct300053716576623
951656527336712
1013200032202131
11422a114065925
1215923080b046b
137499b08709b8
14338c564ca415
1517d56a86c73b
hexc015f3afd93

13200032202131 has 4 divisors (see below), whose sum is σ = 13200552795072. Its totient is φ = 13199511609192.

The previous prime is 13200032202103. The next prime is 13200032202169. The reversal of 13200032202131 is 13120223000231.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13200032202131 is a prime.

It is a super-2 number, since 2×132000322021312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13200032202101) 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, 260258435 + ... + 260309148.

It is an arithmetic number, because the mean of its divisors is an integer number (3300138198768).

Almost surely, 213200032202131 is an apocalyptic number.

13200032202131 is a deficient number, since it is larger than the sum of its proper divisors (520592941).

13200032202131 is an equidigital number, since it uses as much as digits as its factorization.

13200032202131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520592940.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 13200032202131 its reverse (13120223000231), we get a palindrome (26320255202362).

The spelling of 13200032202131 in words is "thirteen trillion, two hundred billion, thirty-two million, two hundred two thousand, one hundred thirty-one".

Divisors: 1 25357 520567583 13200032202131