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1201200201010 = 25120120020101
BaseRepresentation
bin10001011110101101000…
…111000111110100110010
311020211111201002122020201
4101132231013013310302
5124140024222413020
62315453533025414
7152532601146235
oct21365507076462
94224451078221
101201200201010
1142347621a957
1217497362526a
138937114c814
14421d1aab41c
15213a5265a0a
hex117ad1c7d32

1201200201010 has 8 divisors (see below), whose sum is σ = 2162160361836. Its totient is φ = 480480080400.

The previous prime is 1201200200983. The next prime is 1201200201017. The reversal of 1201200201010 is 101020021021.

It can be written as a sum of positive squares in 2 ways, for example, as 1189458528129 + 11741672881 = 1090623^2 + 108359^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 120120020101 = 1201200201010 / (1 + 2 + 0 + 1 + 2 + 0 + 0 + 2 + 0 + 1 + 0 + 1 + 0).

It is not an unprimeable number, because it can be changed into a prime (1201200201017) 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, 60060010041 + ... + 60060010060.

Almost surely, 21201200201010 is an apocalyptic number.

1201200201010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201200201010 is a deficient number, since it is larger than the sum of its proper divisors (960960160826).

1201200201010 is a wasteful number, since it uses less digits than its factorization.

1201200201010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120120020108.

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

Adding to 1201200201010 its reverse (101020021021), we get a palindrome (1302220222031).

The spelling of 1201200201010 in words is "one trillion, two hundred one billion, two hundred million, two hundred one thousand, ten".

Divisors: 1 2 5 10 120120020101 240240040202 600600100505 1201200201010