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2002102001213 = 3164583935523
BaseRepresentation
bin11101001000100110100…
…101000001111000111101
321002101202221010120112212
4131020212211001320331
5230300301103014323
64131430350110205
7264434645135336
oct35104645017075
97071687116485
102002102001213
117020a5426476
1228402baab365
13116a49ba3082
146cc8badb28d
153712c7dcb78
hex1d226941e3d

2002102001213 has 4 divisors (see below), whose sum is σ = 2066685936768. Its totient is φ = 1937518065660.

The previous prime is 2002102001197. The next prime is 2002102001233. The reversal of 2002102001213 is 3121002012002.

It is a happy number.

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 2002102001213 - 24 = 2002102001197 is a prime.

It is a super-2 number, since 2×20021020012132 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002102001233) 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, 32291967731 + ... + 32291967792.

It is an arithmetic number, because the mean of its divisors is an integer number (516671484192).

Almost surely, 22002102001213 is an apocalyptic number.

It is an amenable number.

2002102001213 is a deficient number, since it is larger than the sum of its proper divisors (64583935555).

2002102001213 is an equidigital number, since it uses as much as digits as its factorization.

2002102001213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64583935554.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 2002102001213 its reverse (3121002012002), we get a palindrome (5123104013215).

The spelling of 2002102001213 in words is "two trillion, two billion, one hundred two million, one thousand, two hundred thirteen".

Divisors: 1 31 64583935523 2002102001213