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11401231201 = 691106115551
BaseRepresentation
bin10101001111001000…
…01111101101100001
31002102120102112222021
422213210033231201
5141322203344301
65123155541441
7552350603053
oct124744175541
932376375867
1011401231201
114920774828
1222622ba881
1310c90aa469
147a22b58d3
1546ade78a1
hex2a790fb61

11401231201 has 8 divisors (see below), whose sum is σ = 11429227008. Its totient is φ = 11373270000.

The previous prime is 11401231183. The next prime is 11401231211. The reversal of 11401231201 is 10213210411.

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 11401231201 - 231 = 9253747553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11401231211) 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, 725376 + ... + 740926.

It is an arithmetic number, because the mean of its divisors is an integer number (1428653376).

Almost surely, 211401231201 is an apocalyptic number.

It is an amenable number.

11401231201 is a deficient number, since it is larger than the sum of its proper divisors (27995807).

11401231201 is a wasteful number, since it uses less digits than its factorization.

11401231201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17303.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11401231201 its reverse (10213210411), we get a palindrome (21614441612).

The spelling of 11401231201 in words is "eleven billion, four hundred one million, two hundred thirty-one thousand, two hundred one".

Divisors: 1 691 1061 15551 733151 10745741 16499611 11401231201