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1002111213 = 33191104681
BaseRepresentation
bin111011101110110…
…000000011101101
32120211122112011010
4323232300003231
54023020024323
6243234415433
733555543015
oct7356600355
92524575133
101002111213
11474735a94
1223b731579
1312c7c911c
149713ac45
155ce9bc93
hex3bbb00ed

1002111213 has 8 divisors (see below), whose sum is σ = 1336579776. Its totient is φ = 667858400.

The previous prime is 1002111203. The next prime is 1002111277. The reversal of 1002111213 is 3121112001.

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

It is a cyclic number.

It is not a de Polignac number, because 1002111213 - 213 = 1002103021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002111203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42768 + ... + 61913.

It is an arithmetic number, because the mean of its divisors is an integer number (167072472).

Almost surely, 21002111213 is an apocalyptic number.

It is an amenable number.

1002111213 is a deficient number, since it is larger than the sum of its proper divisors (334468563).

1002111213 is a wasteful number, since it uses less digits than its factorization.

1002111213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107875.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 1002111213 is about 31656.1402100761. The cubic root of 1002111213 is about 1000.7032430000.

Adding to 1002111213 its reverse (3121112001), we get a palindrome (4123223214).

The spelling of 1002111213 in words is "one billion, two million, one hundred eleven thousand, two hundred thirteen".

Divisors: 1 3 3191 9573 104681 314043 334037071 1002111213