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13102023131111 = 40014779168521
BaseRepresentation
bin1011111010101000110101…
…1011110011111111100111
31201101112121112000120200002
42332222031123303333213
53204130420410143421
643510553014211515
72521406230041335
oct276521533637747
951345545016602
1013102023131111
1141a159a541182
121577315053b9b
13740691680855
143341d9a42b55
1517ac31302b0b
hexbea8d6f3fe7

13102023131111 has 8 divisors (see below), whose sum is σ = 13105763302848. Its totient is φ = 13098283200000.

The previous prime is 13102023131083. The next prime is 13102023131123. The reversal of 13102023131111 is 11113132020131.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13102023131111 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 (13102023131161) 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, 191177531 + ... + 191246051.

It is an arithmetic number, because the mean of its divisors is an integer number (1638220412856).

Almost surely, 213102023131111 is an apocalyptic number.

13102023131111 is a deficient number, since it is larger than the sum of its proper divisors (3740171737).

13102023131111 is an equidigital number, since it uses as much as digits as its factorization.

13102023131111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120313.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 13102023131111 its reverse (11113132020131), we get a palindrome (24215155151242).

The spelling of 13102023131111 in words is "thirteen trillion, one hundred two billion, twenty-three million, one hundred thirty-one thousand, one hundred eleven".

Divisors: 1 4001 47791 68521 191211791 274152521 3274687111 13102023131111