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122110111141 = 2310948707663
BaseRepresentation
bin111000110111001010…
…1000110110110100101
3102200012001201100210221
41301232111012312211
54000040142024031
6132032511244341
711552000550634
oct1615625066645
9380161640727
10122110111141
1147871a79927
121b7ba5196b1
13b690405545
145ca56a551b
15329a368a11
hex1c6e546da5

122110111141 has 8 divisors (see below), whose sum is σ = 128588232960. Its totient is φ = 115729404912.

The previous prime is 122110111139. The next prime is 122110111147. The reversal of 122110111141 is 141111011221.

It is a happy number.

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 122110111141 - 21 = 122110111139 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 (122110111147) 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, 24351325 + ... + 24356338.

It is an arithmetic number, because the mean of its divisors is an integer number (16073529120).

Almost surely, 2122110111141 is an apocalyptic number.

It is an amenable number.

122110111141 is a deficient number, since it is larger than the sum of its proper divisors (6478121819).

122110111141 is a wasteful number, since it uses less digits than its factorization.

122110111141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48707795.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 122110111141 its reverse (141111011221), we get a palindrome (263221122362).

The spelling of 122110111141 in words is "one hundred twenty-two billion, one hundred ten million, one hundred eleven thousand, one hundred forty-one".

Divisors: 1 23 109 2507 48707663 1120276249 5309135267 122110111141