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211201001013 = 3499371409783
BaseRepresentation
bin1100010010110010001…
…1111000011000110101
3202012010221221111021210
43010230203320120311
511430014424013023
6241005134232033
721154520613432
oct3045443703065
9665127844253
10211201001013
118162a506032
1234b22955619
1316bbaa91622
14a317954b89
1557619b9593
hex312c8f8635

211201001013 has 8 divisors (see below), whose sum is σ = 281607173568. Its totient is φ = 140797747904.

The previous prime is 211201000961. The next prime is 211201001029. The reversal of 211201001013 is 310100102112.

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 211201001013 - 26 = 211201000949 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 211201001013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211201001813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 555081 + ... + 854702.

It is an arithmetic number, because the mean of its divisors is an integer number (35200896696).

Almost surely, 2211201001013 is an apocalyptic number.

It is an amenable number.

211201001013 is a deficient number, since it is larger than the sum of its proper divisors (70406172555).

211201001013 is a wasteful number, since it uses less digits than its factorization.

211201001013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1459723.

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

Adding to 211201001013 its reverse (310100102112), we get a palindrome (521301103125).

The spelling of 211201001013 in words is "two hundred eleven billion, two hundred one million, one thousand, thirteen".

Divisors: 1 3 49937 149811 1409783 4229349 70400333671 211201001013