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1210131122002 = 211407091351199
BaseRepresentation
bin10001100111000001011…
…011111000011101010010
311021200120010012102200021
4101213001123320131102
5124311322031401002
62323532045414054
7153300114550615
oct21470133703522
94250503172607
101210131122002
11427239519aa0
1217664656a32a
138a1654c455a
14427dbc6017c
1521729349737
hex119c16f8752

1210131122002 has 16 divisors (see below), whose sum is σ = 1980264672000. Its totient is φ = 550045681840.

The previous prime is 1210131121993. The next prime is 1210131122009. The reversal of 1210131122002 is 2002211310121.

It is not an unprimeable number, because it can be changed into a prime (1210131122009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219999 + ... + 1571197.

It is an arithmetic number, because the mean of its divisors is an integer number (123766542000).

Almost surely, 21210131122002 is an apocalyptic number.

1210131122002 is a deficient number, since it is larger than the sum of its proper divisors (770133549998).

1210131122002 is a wasteful number, since it uses less digits than its factorization.

1210131122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391921.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1210131122002 its reverse (2002211310121), we get a palindrome (3212342432123).

The spelling of 1210131122002 in words is "one trillion, two hundred ten billion, one hundred thirty-one million, one hundred twenty-two thousand, two".

Divisors: 1 2 11 22 40709 81418 447799 895598 1351199 2702398 14863189 29726378 55005960091 110011920182 605065561001 1210131122002