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210000111211011 = 31161133677804441
BaseRepresentation
bin101111101111111001110110…
…000010000001001000000011
31000112112210222211010102020010
4233233321312002001020003
5210011120211432223021
62022344415210120003
762143002344156352
oct5757716602011003
91015483884112203
10210000111211011
1160a046020a58a0
121b677518420003
139023c05484a24
1439c00b9821999
1519428b8b4d976
hexbefe76081203

210000111211011 has 32 divisors (see below), whose sum is σ = 310485427232256. Its totient is φ = 125176974048000.

The previous prime is 210000111210997. The next prime is 210000111211019. The reversal of 210000111211011 is 110112111000012.

It is not a de Polignac number, because 210000111211011 - 223 = 210000102822403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210000111211019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23005551 + ... + 30809991.

It is an arithmetic number, because the mean of its divisors is an integer number (9702669601008).

Almost surely, 2210000111211011 is an apocalyptic number.

210000111211011 is a deficient number, since it is larger than the sum of its proper divisors (100485316021245).

210000111211011 is a wasteful number, since it uses less digits than its factorization.

210000111211011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7817883.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 210000111211011 its reverse (110112111000012), we get a palindrome (320112222211023).

The spelling of 210000111211011 in words is "two hundred ten trillion, one hundred eleven million, two hundred eleven thousand, eleven".

Divisors: 1 3 11 33 61 183 671 2013 13367 40101 147037 441111 815387 2446161 7804441 8969257 23413323 26907771 85848851 257546553 476070901 1428212703 5236779911 15710339733 104321962847 312965888541 1147541591317 3442624773951 6363639733667 19090919201001 70000037070337 210000111211011