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1031012011102 = 21943214673821
BaseRepresentation
bin11110000000011010001…
…10101100110001011110
310122120012222222211002211
433000031012230301132
5113343003033323402
62105350153311034
7134326303332403
oct17001506546136
93576188884084
101031012011102
11368282446937
12147997a0547a
13762bb214b78
1437c890482aa
151bc441454d7
hexf00d1acc5e

1031012011102 has 24 divisors (see below), whose sum is σ = 1666652702760. Its totient is φ = 477016540560.

The previous prime is 1031012011087. The next prime is 1031012011123. The reversal of 1031012011102 is 2011102101301.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7266649 + ... + 7407172.

It is an arithmetic number, because the mean of its divisors is an integer number (69443862615).

Almost surely, 21031012011102 is an apocalyptic number.

1031012011102 is a deficient number, since it is larger than the sum of its proper divisors (635640691658).

1031012011102 is a wasteful number, since it uses less digits than its factorization.

1031012011102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14673928 (or 14673885 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1031012011102 its reverse (2011102101301), we get a palindrome (3042114112403).

The spelling of 1031012011102 in words is "one trillion, thirty-one billion, twelve million, eleven thousand, one hundred two".

Divisors: 1 2 19 38 43 86 817 1634 1849 3698 35131 70262 14673821 29347642 278802599 557605198 630974303 1261948606 11988511757 23977023514 27131895029 54263790058 515506005551 1031012011102