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1012010031001 = 3132645484871
BaseRepresentation
bin11101011101000000111…
…11111001011110011001
310120202011201102012210001
432232200133321132121
5113040044031443001
62052524435053001
7133054360221454
oct16564037713631
93522151365701
101012010031001
11360211308a52
12144174141161
1374580533068
1436da551649b
151b4d0d19001
hexeba07f9799

1012010031001 has 4 divisors (see below), whose sum is σ = 1044655515904. Its totient is φ = 979364546100.

The previous prime is 1012010030989. The next prime is 1012010031041. The reversal of 1012010031001 is 1001300102101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1012010031001 - 29 = 1012010030489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012010031041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16322742405 + ... + 16322742466.

It is an arithmetic number, because the mean of its divisors is an integer number (261163878976).

Almost surely, 21012010031001 is an apocalyptic number.

It is an amenable number.

1012010031001 is a deficient number, since it is larger than the sum of its proper divisors (32645484903).

1012010031001 is an equidigital number, since it uses as much as digits as its factorization.

1012010031001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32645484902.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 1012010031001 its reverse (1001300102101), we get a palindrome (2013310133102).

The spelling of 1012010031001 in words is "one trillion, twelve billion, ten million, thirty-one thousand, one".

Divisors: 1 31 32645484871 1012010031001