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20212011211333 = 151809165456587
BaseRepresentation
bin1001001100001111110011…
…01111111001101001000101
32122120020201210221221120011
410212013321233321221011
510122123144332230313
6110553134134110221
74154161323415504
oct446077157715105
978506653857504
1020212011211333
116492958448077
1223252817ab371
13b37ca4b91746
144dc3a363883b
15250b62a4293d
hex1261f9bf9a45

20212011211333 has 8 divisors (see below), whose sum is σ = 20371015114560. Its totient is φ = 20053338223200.

The previous prime is 20212011211267. The next prime is 20212011211339. The reversal of 20212011211333 is 33311211021202.

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 20212011211333 - 225 = 20211977656901 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 (20212011211339) 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, 82606135 + ... + 82850452.

It is an arithmetic number, because the mean of its divisors is an integer number (2546376889320).

Almost surely, 220212011211333 is an apocalyptic number.

It is an amenable number.

20212011211333 is a deficient number, since it is larger than the sum of its proper divisors (159003903227).

20212011211333 is a wasteful number, since it uses less digits than its factorization.

20212011211333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165457547.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 20212011211333 its reverse (33311211021202), we get a palindrome (53523222232535).

The spelling of 20212011211333 in words is "twenty trillion, two hundred twelve billion, eleven million, two hundred eleven thousand, three hundred thirty-three".

Divisors: 1 151 809 122159 165456587 24983944637 133854378883 20212011211333