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211213133000101 = 316813326870971
BaseRepresentation
bin110000000001100011100011…
…110000111010110110100101
31000200211210000101121221200101
4300001203203300322312211
5210141003444022000401
62025113550200544101
762326434222230161
oct6001434360726645
91020753011557611
10211213133000101
1161331a94299851
121b83262aa82031
1390b140b7ccc7b
143a22aad547ca1
151964211b42101
hexc018e3c3ada5

211213133000101 has 4 divisors (see below), whose sum is σ = 218026459871104. Its totient is φ = 204399806129100.

The previous prime is 211213133000087. The next prime is 211213133000141. The reversal of 211213133000101 is 101000331312112.

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 not a de Polignac number, because 211213133000101 - 213 = 211213132991909 is a prime.

It is a super-2 number, since 2×2112131330001012 (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 (211213133000141) 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, 3406663435455 + ... + 3406663435516.

It is an arithmetic number, because the mean of its divisors is an integer number (54506614967776).

Almost surely, 2211213133000101 is an apocalyptic number.

It is an amenable number.

211213133000101 is a deficient number, since it is larger than the sum of its proper divisors (6813326871003).

211213133000101 is an equidigital number, since it uses as much as digits as its factorization.

211213133000101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6813326871002.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 211213133000101 its reverse (101000331312112), we get a palindrome (312213464312213).

The spelling of 211213133000101 in words is "two hundred eleven trillion, two hundred thirteen billion, one hundred thirty-three million, one hundred one", and thus it is an aban number.

Divisors: 1 31 6813326870971 211213133000101