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13031211102133 = 721456318261559
BaseRepresentation
bin1011110110100001000010…
…1101010110111110110101
31201010202211111200210110011
42331220100231112332311
53202000410020232013
643414242234500221
72513321362525300
oct275502055267665
951122744623404
1013031211102133
114174561a42784
121565652294671
13736ab7c310a3
143309dd24db37
15178e89790c3d
hexbda10b56fb5

13031211102133 has 12 divisors (see below), whose sum is σ = 15159797510880. Its totient is φ = 11168841919032.

The previous prime is 13031211102113. The next prime is 13031211102137. The reversal of 13031211102133 is 33120111213031.

It is not a de Polignac number, because 13031211102133 - 213 = 13031211093941 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 (13031211102137) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8417193 + ... + 9844366.

It is an arithmetic number, because the mean of its divisors is an integer number (1263316459240).

Almost surely, 213031211102133 is an apocalyptic number.

It is an amenable number.

13031211102133 is a deficient number, since it is larger than the sum of its proper divisors (2128586408747).

13031211102133 is a wasteful number, since it uses less digits than its factorization.

13031211102133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18276136 (or 18276129 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 13031211102133 its reverse (33120111213031), we get a palindrome (46151322315164).

The spelling of 13031211102133 in words is "thirteen trillion, thirty-one billion, two hundred eleven million, one hundred two thousand, one hundred thirty-three".

Divisors: 1 7 49 14563 101941 713587 18261559 127830913 894816391 265943083717 1861601586019 13031211102133