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11202000001 = 30671365231
BaseRepresentation
bin10100110111011000…
…01111010010000001
31001220200112120010221
422123230033102001
5140420203000001
65051321423041
7544411300063
oct123354172201
931820476127
1011202000001
114829267445
12220763aa81
131096a3208a
14783a53733
154586911a1
hex29bb0f481

11202000001 has 4 divisors (see below), whose sum is σ = 11202395904. Its totient is φ = 11201604100.

The previous prime is 11201999999. The next prime is 11202000049. The reversal of 11202000001 is 10000020211.

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 11202000001 - 21 = 11201999999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11202007001) 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, 151945 + ... + 213286.

It is an arithmetic number, because the mean of its divisors is an integer number (2800598976).

Almost surely, 211202000001 is an apocalyptic number.

It is an amenable number.

11202000001 is a deficient number, since it is larger than the sum of its proper divisors (395903).

11202000001 is an equidigital number, since it uses as much as digits as its factorization.

11202000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395902.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 11202000001 its reverse (10000020211), we get a palindrome (21202020212).

The spelling of 11202000001 in words is "eleven billion, two hundred two million, one", and thus it is an aban number.

Divisors: 1 30671 365231 11202000001