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1202220112201 = 4129322441761
BaseRepresentation
bin10001011111101001111…
…001110001100101001001
311020221010210020111101021
4101133221321301211021
5124144121322042301
62320143045152441
7152600064226243
oct21375171614511
94227123214337
101202220112201
11423949a03269
12174bb90bb721
13894a453b874
144228b31d093
1521414a7b8a1
hex117e9e71949

1202220112201 has 4 divisors (see below), whose sum is σ = 1231542554004. Its totient is φ = 1172897670400.

The previous prime is 1202220112187. The next prime is 1202220112207. The reversal of 1202220112201 is 1022110222021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 491485123600 + 710734988601 = 701060^2 + 843051^2 .

It is a cyclic number.

It is not a de Polignac number, because 1202220112201 - 213 = 1202220104009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1202220112207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14661220840 + ... + 14661220921.

It is an arithmetic number, because the mean of its divisors is an integer number (307885638501).

Almost surely, 21202220112201 is an apocalyptic number.

It is an amenable number.

1202220112201 is a deficient number, since it is larger than the sum of its proper divisors (29322441803).

1202220112201 is an equidigital number, since it uses as much as digits as its factorization.

1202220112201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29322441802.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1202220112201 its reverse (1022110222021), we get a palindrome (2224330334222).

The spelling of 1202220112201 in words is "one trillion, two hundred two billion, two hundred twenty million, one hundred twelve thousand, two hundred one".

Divisors: 1 41 29322441761 1202220112201