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2211452314421 = 72313735728661
BaseRepresentation
bin100000001011100100110…
…101000110001100110101
321211102010220200101102212
4200023210311012030311
5242213023243030141
64411532133543205
7315525564343610
oct40134465061465
97742126611385
102211452314421
117829651a7349
122b8716aa4b05
1313070140814c
147906b943177
153c7d1a8a2eb
hex202e4d46335

2211452314421 has 8 divisors (see below), whose sum is σ = 2637259903104. Its totient is φ = 1813116183120.

The previous prime is 2211452314397. The next prime is 2211452314429. The reversal of 2211452314421 is 1244132541122.

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 2211452314421 - 222 = 2211448120117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211452314429) 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, 6867864170 + ... + 6867864491.

It is an arithmetic number, because the mean of its divisors is an integer number (329657487888).

Almost surely, 22211452314421 is an apocalyptic number.

It is an amenable number.

2211452314421 is a deficient number, since it is larger than the sum of its proper divisors (425807588683).

2211452314421 is a wasteful number, since it uses less digits than its factorization.

2211452314421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13735728691.

The product of its digits is 15360, while the sum is 32.

Adding to 2211452314421 its reverse (1244132541122), we get a palindrome (3455584855543).

The spelling of 2211452314421 in words is "two trillion, two hundred eleven billion, four hundred fifty-two million, three hundred fourteen thousand, four hundred twenty-one".

Divisors: 1 7 23 161 13735728661 96150100627 315921759203 2211452314421