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1022122234121 = 1967379934483
BaseRepresentation
bin11101101111110110011…
…10111001000100001001
310121201021110022100122112
432313323032321010021
5113221301242442441
62101320110432105
7133563066432302
oct16677316710411
93551243270575
101022122234121
1136453039990a
12146116802635
13755025475c1
14376845257a9
151b8c398c4eb
hexedfb3b9109

1022122234121 has 8 divisors (see below), whose sum is σ = 1077516844320. Its totient is φ = 966887494272.

The previous prime is 1022122234097. The next prime is 1022122234123. The reversal of 1022122234121 is 1214322212201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1022122234121 - 238 = 747244327177 is a prime.

It is a super-2 number, since 2×10221222341212 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022122234123) 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 7 ways as a sum of consecutive naturals, for example, 39954455 + ... + 39980028.

It is an arithmetic number, because the mean of its divisors is an integer number (134689605540).

Almost surely, 21022122234121 is an apocalyptic number.

It is an amenable number.

1022122234121 is a deficient number, since it is larger than the sum of its proper divisors (55394610199).

1022122234121 is an equidigital number, since it uses as much as digits as its factorization.

1022122234121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79935175.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 1022122234121 its reverse (1214322212201), we get a palindrome (2236444446322).

The spelling of 1022122234121 in words is "one trillion, twenty-two billion, one hundred twenty-two million, two hundred thirty-four thousand, one hundred twenty-one".

Divisors: 1 19 673 12787 79934483 1518755177 53795907059 1022122234121