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13101131001 = 37623863381
BaseRepresentation
bin11000011001110001…
…10110010011111001
31020211001002102010010
430030320312103321
5203312342143001
610004002412133
7642441530130
oct141470662371
936731072103
1013101131001
1156132796a2
122657661049
13130a32022a
148c3d72917
1551a27b8d6
hex30ce364f9

13101131001 has 8 divisors (see below), whose sum is σ = 19963628224. Its totient is φ = 7486360560.

The previous prime is 13101130969. The next prime is 13101131011. The reversal of 13101131001 is 10013110131.

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

It is not a de Polignac number, because 13101131001 - 25 = 13101130969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13101131011) 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, 311931670 + ... + 311931711.

It is an arithmetic number, because the mean of its divisors is an integer number (2495453528).

Almost surely, 213101131001 is an apocalyptic number.

It is an amenable number.

13101131001 is a deficient number, since it is larger than the sum of its proper divisors (6862497223).

13101131001 is an equidigital number, since it uses as much as digits as its factorization.

13101131001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623863391.

The product of its (nonzero) digits is 9, while the sum is 12.

Adding to 13101131001 its reverse (10013110131), we get a palindrome (23114241132).

It can be divided in two parts, 1310 and 1131001, that added together give a palindrome (1132311).

The spelling of 13101131001 in words is "thirteen billion, one hundred one million, one hundred thirty-one thousand, one".

Divisors: 1 3 7 21 623863381 1871590143 4367043667 13101131001