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10012012020013 = 71720771956439
BaseRepresentation
bin1001000110110001101001…
…1010111000000100101101
31022110010202022222002112111
42101230122122320010231
52303014100034120023
633143242124204021
72052225664002643
oct221543232700455
938403668862474
1010012012020013
113210085855493
12115848a699611
1357818993b183
14268826599193
1512567e78a00d
hex91b1a6b812d

10012012020013 has 8 divisors (see below), whose sum is σ = 10153172327040. Its totient is φ = 9870855770160.

The previous prime is 10012012019927. The next prime is 10012012020019. The reversal of 10012012020013 is 31002021021001.

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 10012012020013 - 29 = 10012012019501 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10012012019975 and 10012012020002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10012012020019) 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, 4139248 + ... + 6095686.

It is an arithmetic number, because the mean of its divisors is an integer number (1269146540880).

Almost surely, 210012012020013 is an apocalyptic number.

It is an amenable number.

10012012020013 is a deficient number, since it is larger than the sum of its proper divisors (141160307027).

10012012020013 is an equidigital number, since it uses as much as digits as its factorization.

10012012020013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2028587.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 10012012020013 its reverse (31002021021001), we get a palindrome (41014033041014).

The spelling of 10012012020013 in words is "ten trillion, twelve billion, twelve million, twenty thousand, thirteen".

Divisors: 1 71 72077 1956439 5117467 138907169 141014253803 10012012020013