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12011102021010 = 235400370067367
BaseRepresentation
bin1010111011001000110101…
…1110000010010110010010
31120112020202100111012112210
42232302031132002112102
53033242214104133020
641313454000532550
72346526206435501
oct256621536022622
946466670435483
1012011102021010
113910974a64584
12141b9b9921156
136918467b78a1
142d74aa248838
1515c6829133e0
hexaec8d782592

12011102021010 has 16 divisors (see below), whose sum is σ = 28826644850496. Its totient is φ = 3202960538928.

The previous prime is 12011102020961. The next prime is 12011102021029. The reversal of 12011102021010 is 1012020111021.

It is a super-2 number, since 2×120111020210102 (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200185033654 + ... + 200185033713.

It is an arithmetic number, because the mean of its divisors is an integer number (1801665303156).

Almost surely, 212011102021010 is an apocalyptic number.

12011102021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12011102021010 is an abundant number, since it is smaller than the sum of its proper divisors (16815542829486).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12011102021010 is a wasteful number, since it uses less digits than its factorization.

12011102021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400370067377.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12011102021010 its reverse (1012020111021), we get a palindrome (13023122132031).

The spelling of 12011102021010 in words is "twelve trillion, eleven billion, one hundred two million, twenty-one thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 400370067367 800740134734 1201110202101 2001850336835 2402220404202 4003700673670 6005551010505 12011102021010