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212002002111 = 3283512492587
BaseRepresentation
bin1100010101110001001…
…1011101010010111111
3202021012210011120020010
43011130103131102333
511433140003031421
6241220430354303
721213415166544
oct3053423352277
9667183146203
10212002002111
1181a00670009
123510705b993
1316cb7a05083
14a3920a0bcb
1557abe8d076
hex315c4dd4bf

212002002111 has 8 divisors (see below), whose sum is σ = 282679419904. Its totient is φ = 141329626200.

The previous prime is 212002002103. The next prime is 212002002131. The reversal of 212002002111 is 111200200212.

Adding to 212002002111 its reverse (111200200212), we get a palindrome (323202202323).

It can be divided in two parts, 21200200211 and 1, that added together give a palindrome (21200200212).

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

It is not a de Polignac number, because 212002002111 - 23 = 212002002103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212002002101) 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, 1161241 + ... + 1331346.

It is an arithmetic number, because the mean of its divisors is an integer number (35334927488).

Almost surely, 2212002002111 is an apocalyptic number.

212002002111 is a deficient number, since it is larger than the sum of its proper divisors (70677417793).

212002002111 is a wasteful number, since it uses less digits than its factorization.

212002002111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2520941.

The product of its (nonzero) digits is 16, while the sum is 12.

The spelling of 212002002111 in words is "two hundred twelve billion, two million, two thousand, one hundred eleven".