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201002012313031 = 329416101879491
BaseRepresentation
bin101101101100111101101101…
…100010110000010111000111
3222100200121022211120120120201
4231230331231202300113013
5202321204110123004111
61551255014422511331
760223626146410426
oct5554755542602707
9870617284516521
10201002012313031
1159055524925866
121a663653295547
138820540423397
14378c79940d2bd
1518387cc2eb6c1
hexb6cf6d8b05c7

201002012313031 has 4 divisors (see below), whose sum is σ = 201008114225464. Its totient is φ = 200995910400600.

The previous prime is 201002012313013. The next prime is 201002012313079. The reversal of 201002012313031 is 130313210200102.

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

It is a cyclic number.

It is not a de Polignac number, because 201002012313031 - 25 = 201002012312999 is a prime.

It is a super-2 number, since 2×2010020123130312 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201002012313001) 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, 3050906805 + ... + 3050972686.

It is an arithmetic number, because the mean of its divisors is an integer number (50252028556366).

Almost surely, 2201002012313031 is an apocalyptic number.

201002012313031 is a deficient number, since it is larger than the sum of its proper divisors (6101912433).

201002012313031 is an equidigital number, since it uses as much as digits as its factorization.

201002012313031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6101912432.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 201002012313031 its reverse (130313210200102), we get a palindrome (331315222513133).

The spelling of 201002012313031 in words is "two hundred one trillion, two billion, twelve million, three hundred thirteen thousand, thirty-one".

Divisors: 1 32941 6101879491 201002012313031