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102202010101201 = 293524207244869
BaseRepresentation
bin10111001111001111000010…
…100000011110010111010001
3111101212102020210210210012211
4113033033002200132113101
5101343434204041214301
61001210542201152121
730345565041156553
oct2717170240362721
9441772223723184
10102202010101201
112a6236a1334a1a
12b56752648b641
1345047ba29c47a
141b3486470b4d3
15bc379742c051
hex5cf3c281e5d1

102202010101201 has 4 divisors (see below), whose sum is σ = 105726217346100. Its totient is φ = 98677802856304.

The previous prime is 102202010101189. The next prime is 102202010101231. The reversal of 102202010101201 is 102101010202201.

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 18708012476176 + 83493997625025 = 4325276^2 + 9137505^2 .

It is a cyclic number.

It is not a de Polignac number, because 102202010101201 - 221 = 102202008004049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102202010101231) 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, 1762103622406 + ... + 1762103622463.

It is an arithmetic number, because the mean of its divisors is an integer number (26431554336525).

Almost surely, 2102202010101201 is an apocalyptic number.

It is an amenable number.

102202010101201 is a deficient number, since it is larger than the sum of its proper divisors (3524207244899).

102202010101201 is an equidigital number, since it uses as much as digits as its factorization.

102202010101201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3524207244898.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102202010101201 its reverse (102101010202201), we get a palindrome (204303020303402).

The spelling of 102202010101201 in words is "one hundred two trillion, two hundred two billion, ten million, one hundred one thousand, two hundred one".

Divisors: 1 29 3524207244869 102202010101201