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10031231132201 = 32593078008939
BaseRepresentation
bin1001000111111001001111…
…1101111110001000101001
31022111222100202010011002102
42101332103331332020221
52303322430132212301
633200141200343145
72053506154523666
oct221762375761051
938458322104072
1010031231132201
113218248507984
121160153014ab5
13579c305c51c6
1426972ac8ca6d
15125e06ba6b6b
hex91f93f7e229

10031231132201 has 4 divisors (see below), whose sum is σ = 10034309144400. Its totient is φ = 10028153120004.

The previous prime is 10031231132159. The next prime is 10031231132239. The reversal of 10031231132201 is 10223113213001.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2k-10031231132201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10031231132101) 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, 1539001211 + ... + 1539007728.

It is an arithmetic number, because the mean of its divisors is an integer number (2508577286100).

Almost surely, 210031231132201 is an apocalyptic number.

It is an amenable number.

10031231132201 is a deficient number, since it is larger than the sum of its proper divisors (3078012199).

10031231132201 is an equidigital number, since it uses as much as digits as its factorization.

10031231132201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3078012198.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 10031231132201 its reverse (10223113213001), we get a palindrome (20254344345202).

The spelling of 10031231132201 in words is "ten trillion, thirty-one billion, two hundred thirty-one million, one hundred thirty-two thousand, two hundred one".

Divisors: 1 3259 3078008939 10031231132201