1020001200113 has 8 divisors (see below), whose sum is σ = 1165852242240. Its totient is φ = 874184304240.

The previous prime is 1020001200077. The next prime is 1020001200131. The reversal of 1020001200113 is 3110021000201.

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 1020001200113 - 2²⁰ = 1020000151537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1020001200094 and 1020001200103.

It is not an unprimeable number, because it can be changed into a prime (1020001200143) 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, 8472518 + ... + 8592063.

It is an arithmetic number, because the mean of its divisors is an integer number (145731530280).

Almost surely, 2^{1020001200113} is an apocalyptic number.

It is an amenable number.

1020001200113 is a deficient number, since it is larger than the sum of its proper divisors (145851042127).

1020001200113 is an equidigital number, since it uses as much as digits as its factorization.

1020001200113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17073127.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 1020001200113 its reverse (3110021000201), we get a palindrome (4130022200314).

The spelling of 1020001200113 in words is "one trillion, twenty billion, one million, two hundred thousand, one hundred thirteen".