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122011221011222 = 21031086754503311
BaseRepresentation
bin11011101111011111110011…
…011111001010101100010110
3121000000011021202221022112202
4123233133303133022230112
5111443012440034324342
61111255103043044502
734462006540542524
oct3357376337125426
9530004252838482
10122011221011222
1135970739486894
1211826713070732
1353107bb61b44a
14221b535cc1314
15e18bd27cc332
hex6ef7f37cab16

122011221011222 has 16 divisors (see below), whose sum is σ = 184810702382592. Its totient is φ = 60407762578920.

The previous prime is 122011221011209. The next prime is 122011221011249. The reversal of 122011221011222 is 222110122110221.

It is a junction number, because it is equal to n+sod(n) for n = 122011221011194 and 122011221011203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25013054 + ... + 29490257.

It is an arithmetic number, because the mean of its divisors is an integer number (11550668898912).

Almost surely, 2122011221011222 is an apocalyptic number.

122011221011222 is a deficient number, since it is larger than the sum of its proper divisors (62799481371370).

122011221011222 is a wasteful number, since it uses less digits than its factorization.

122011221011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54514283.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 122011221011222 its reverse (222110122110221), we get a palindrome (344121343121443).

The spelling of 122011221011222 in words is "one hundred twenty-two trillion, eleven billion, two hundred twenty-one million, eleven thousand, two hundred twenty-two".

Divisors: 1 2 103 206 10867 21734 1119301 2238602 54503311 109006622 5613841033 11227682066 592287480637 1184574961274 61005610505611 122011221011222