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331212211201133 = 1672053979655967
BaseRepresentation
bin100101101001111000101101…
…0001100011010010001101101
31121102201120121110212202011022
41023103301122030122101231
5321403040102031414013
63132232442252303525
7126523202233314653
oct11323613214322155
91542646543782138
10331212211201133
11965973455a1829
123119318b471ba5
13112a723cc70062
145bb0a83dc4dd3
1528458ca3b2008
hex12d3c5a31a46d

331212211201133 has 8 divisors (see below), whose sum is σ = 333197174564352. Its totient is φ = 329227267560976.

The previous prime is 331212211200991. The next prime is 331212211201169. The reversal of 331212211201133 is 331102112212133.

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

It is a cyclic number.

It is not a de Polignac number, because 331212211201133 - 28 = 331212211200877 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 (331212211206133) 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, 29473316 + ... + 39129282.

It is an arithmetic number, because the mean of its divisors is an integer number (41649646820544).

Almost surely, 2331212211201133 is an apocalyptic number.

It is an amenable number.

331212211201133 is a deficient number, since it is larger than the sum of its proper divisors (1984963363219).

331212211201133 is a wasteful number, since it uses less digits than its factorization.

331212211201133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9861531.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 331212211201133 its reverse (331102112212133), we get a palindrome (662314323413266).

The spelling of 331212211201133 in words is "three hundred thirty-one trillion, two hundred twelve billion, two hundred eleven million, two hundred one thousand, one hundred thirty-three".

Divisors: 1 167 205397 9655967 34301299 1612546489 1983306653899 331212211201133