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22121200000211 = 1323316637359587
BaseRepresentation
bin1010000011110011111100…
…10001001001110011010011
32220022202200110111021221112
411001321332101021303103
510344413204200001321
6115014201115443535
74442126646361154
oct501717621116323
986282613437845
1022121200000211
117059603779954
1225932a11565ab
13c46035526a60
1456695958392b
15285653354a5b
hex141e7e449cd3

22121200000211 has 32 divisors (see below), whose sum is σ = 25664434188288. Its totient is φ = 18898804552320.

The previous prime is 22121200000111. The next prime is 22121200000213. The reversal of 22121200000211 is 11200000212122.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-22121200000211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22121200000213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61338560 + ... + 61698146.

It is an arithmetic number, because the mean of its divisors is an integer number (802013568384).

Almost surely, 222121200000211 is an apocalyptic number.

22121200000211 is a deficient number, since it is larger than the sum of its proper divisors (3543234188077).

22121200000211 is a wasteful number, since it uses less digits than its factorization.

22121200000211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366291.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22121200000211 its reverse (11200000212122), we get a palindrome (33321200212333).

The spelling of 22121200000211 in words is "twenty-two trillion, one hundred twenty-one billion, two hundred million, two hundred eleven", and thus it is an aban number.

Divisors: 1 13 23 31 299 403 713 6637 9269 86281 152651 205747 359587 1984463 2674711 4674631 4732181 8270501 11147197 61518353 107516513 144913561 256385531 2386578919 3333011903 31025525947 54891315137 73983946489 713587096781 961791304357 1701630769247 22121200000211