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1312022311001 = 90911033313967
BaseRepresentation
bin10011000101111010100…
…111111011000001011001
311122102120002110010111222
4103011322213323001121
5132444010202423001
62442422411301425
7163535064430643
oct23057247730131
94572502403458
101312022311001
11466475432406
1219234174a875
1396952a7122c
1447706133893
15241de60161b
hex1317a9fb059

1312022311001 has 8 divisors (see below), whose sum is σ = 1312387576704. Its totient is φ = 1311657112080.

The previous prime is 1312022310997. The next prime is 1312022311031. The reversal of 1312022311001 is 1001132202131.

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 1312022311001 - 22 = 1312022310997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1312022311031) 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, 93930320 + ... + 93944286.

It is an arithmetic number, because the mean of its divisors is an integer number (164048447088).

Almost surely, 21312022311001 is an apocalyptic number.

It is an amenable number.

1312022311001 is a deficient number, since it is larger than the sum of its proper divisors (365265703).

1312022311001 is a wasteful number, since it uses less digits than its factorization.

1312022311001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33391.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1312022311001 its reverse (1001132202131), we get a palindrome (2313154513132).

The spelling of 1312022311001 in words is "one trillion, three hundred twelve billion, twenty-two million, three hundred eleven thousand, one".

Divisors: 1 9091 10333 13967 93937303 126973997 144321011 1312022311001