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1210022010001 = 7424374073339
BaseRepresentation
bin10001100110111010111…
…011101001110010010001
311021200021111212222011001
4101212322323221302101
5124311111113310001
62323513151022001
7153264321245050
oct21467273516221
94250244788131
101210022010001
11427192974592
12176615b0a901
138a148a1043c
14427cb57a397
152171e995001
hex119baee9c91

1210022010001 has 8 divisors (see below), whose sum is σ = 1382915223360. Its totient is φ = 1037137028208.

The previous prime is 1210022009951. The next prime is 1210022010011. The reversal of 1210022010001 is 1000102200121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1210022010001 - 29 = 1210022009489 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1210022010001.

It is not an unprimeable number, because it can be changed into a prime (1210022010011) 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, 1739611 + ... + 2333728.

It is an arithmetic number, because the mean of its divisors is an integer number (172864402920).

Almost surely, 21210022010001 is an apocalyptic number.

It is an amenable number.

1210022010001 is a deficient number, since it is larger than the sum of its proper divisors (172893213359).

1210022010001 is an equidigital number, since it uses as much as digits as its factorization.

1210022010001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4115783.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1210022010001 its reverse (1000102200121), we get a palindrome (2210124210122).

The spelling of 1210022010001 in words is "one trillion, two hundred ten billion, twenty-two million, ten thousand, one".

Divisors: 1 7 42437 297059 4073339 28513373 172860287143 1210022010001