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1210112102201 = 1637424000627
BaseRepresentation
bin10001100111000000010…
…011010100111100111001
311021200111210102010102012
4101213000103110330321
5124311302144232301
62323530130015305
7153266464103402
oct21470023247471
94250453363365
101210112102201
11427229809152
12176640117535
138a161595332
14427d950c9a9
152172783debb
hex119c04d4f39

1210112102201 has 4 divisors (see below), whose sum is σ = 1217536102992. Its totient is φ = 1202688101412.

The previous prime is 1210112102197. The next prime is 1210112102207. The reversal of 1210112102201 is 1022012110121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1210112102201 - 22 = 1210112102197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1210112102207) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3712000151 + ... + 3712000476.

It is an arithmetic number, because the mean of its divisors is an integer number (304384025748).

Almost surely, 21210112102201 is an apocalyptic number.

It is an amenable number.

1210112102201 is a deficient number, since it is larger than the sum of its proper divisors (7424000791).

1210112102201 is an equidigital number, since it uses as much as digits as its factorization.

1210112102201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7424000790.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1210112102201 its reverse (1022012110121), we get a palindrome (2232124212322).

The spelling of 1210112102201 in words is "one trillion, two hundred ten billion, one hundred twelve million, one hundred two thousand, two hundred one".

Divisors: 1 163 7424000627 1210112102201