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11200319121 = 315792364433
BaseRepresentation
bin10100110111001011…
…10100111010010001
31001220120101011102010
422123211310322101
5140414240202441
65051221413133
7544361066415
oct123345647221
931816334363
1011200319121
114828319592
122206b6a1a9
131096593c84
14783736d45
1545845d116
hex29b974e91

11200319121 has 8 divisors (see below), whose sum is σ = 14943222880. Its totient is φ = 7462147392.

The previous prime is 11200319111. The next prime is 11200319153. The reversal of 11200319121 is 12191300211.

It is a happy number.

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

It is not a de Polignac number, because 11200319121 - 213 = 11200310929 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11200319111) 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, 1177480 + ... + 1186953.

It is an arithmetic number, because the mean of its divisors is an integer number (1867902860).

Almost surely, 211200319121 is an apocalyptic number.

It is an amenable number.

11200319121 is a deficient number, since it is larger than the sum of its proper divisors (3742903759).

11200319121 is a wasteful number, since it uses less digits than its factorization.

11200319121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2366015.

The product of its (nonzero) digits is 108, while the sum is 21.

Adding to 11200319121 its reverse (12191300211), we get a palindrome (23391619332).

The spelling of 11200319121 in words is "eleven billion, two hundred million, three hundred nineteen thousand, one hundred twenty-one".

Divisors: 1 3 1579 4737 2364433 7093299 3733439707 11200319121