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1312013311201 = 31736711127443
BaseRepresentation
bin10011000101111010000…
…101100101110011100001
311122102112110111220010001
4103011322011211303201
5132444000401424301
62442421450340001
7163534625065315
oct23057205456341
94572473456101
101312013311201
1146647034575a
1219233a72a601
1396950c3c9c8
1447704c6db45
15241dd924c01
hex1317a165ce1

1312013311201 has 8 divisors (see below), whose sum is σ = 1316511849024. Its totient is φ = 1307517036240.

The previous prime is 1312013311159. The next prime is 1312013311223. The reversal of 1312013311201 is 1021133102131.

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 1312013311201 - 233 = 1303423376609 is a prime.

It is a super-2 number, since 2×13120133112012 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1312013311241) 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, 599986 + ... + 1727428.

It is an arithmetic number, because the mean of its divisors is an integer number (164563981128).

Almost surely, 21312013311201 is an apocalyptic number.

It is an amenable number.

1312013311201 is a deficient number, since it is larger than the sum of its proper divisors (4498537823).

1312013311201 is a wasteful number, since it uses less digits than its factorization.

1312013311201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131431.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1312013311201 its reverse (1021133102131), we get a palindrome (2333146413332).

The spelling of 1312013311201 in words is "one trillion, three hundred twelve billion, thirteen million, three hundred eleven thousand, two hundred one".

Divisors: 1 317 3671 1127443 1163707 357399431 4138843253 1312013311201