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1210124123042 = 21949516432109
BaseRepresentation
bin10001100111000001000…
…001001011101110100010
311021200112122000211220112
4101213001001023232202
5124311313233414132
62323531235411322
7153300001220522
oct21470101135642
94250478024815
101210124123042
1142723557962a
12176644153b42
138a163c13963
14427dad5b682
1521728915ab2
hex119c104bba2

1210124123042 has 16 divisors (see below), whose sum is σ = 1911108523200. Its totient is φ = 573100822800.

The previous prime is 1210124123009. The next prime is 1210124123053. The reversal of 1210124123042 is 2403214210121.

It is a junction number, because it is equal to n+sod(n) for n = 1210124122999 and 1210124123017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3027917 + ... + 3404192.

It is an arithmetic number, because the mean of its divisors is an integer number (119444282700).

Almost surely, 21210124123042 is an apocalyptic number.

1210124123042 is a deficient number, since it is larger than the sum of its proper divisors (700984400158).

1210124123042 is a wasteful number, since it uses less digits than its factorization.

1210124123042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6437081.

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

Adding to 1210124123042 its reverse (2403214210121), we get a palindrome (3613338333163).

The spelling of 1210124123042 in words is "one trillion, two hundred ten billion, one hundred twenty-four million, one hundred twenty-three thousand, forty-two".

Divisors: 1 2 19 38 4951 9902 94069 188138 6432109 12864218 122210071 244420142 31845371659 63690743318 605062061521 1210124123042