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122001330211111 = 134125582818387
BaseRepresentation
bin11011101111010110100101…
…111100110000100100100111
3120222222012202110122121111201
4123233112211330300210213
5111442332211013223421
61111250345400543331
734461206460250561
oct3357264574604447
9528865673577451
10122001330211111
113596752337731a
1211824812781b47
13530c8a34460c0
14221ac78466331
15e188042deb91
hex6ef5a5f30927

122001330211111 has 12 divisors (see below), whose sum is σ = 134668745155336. Its totient is φ = 109869865836480.

The previous prime is 122001330211109. The next prime is 122001330211247. The reversal of 122001330211111 is 111112033100221.

Adding to 122001330211111 its reverse (111112033100221), we get a palindrome (233113363311332).

It is not a de Polignac number, because 122001330211111 - 21 = 122001330211109 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 (122001330214111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2791387341 + ... + 2791431046.

Almost surely, 2122001330211111 is an apocalyptic number.

122001330211111 is a deficient number, since it is larger than the sum of its proper divisors (12667414944225).

122001330211111 is an equidigital number, since it uses as much as digits as its factorization.

122001330211111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5582818482 (or 5582818441 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 122001330211111 in words is "one hundred twenty-two trillion, one billion, three hundred thirty million, two hundred eleven thousand, one hundred eleven".