1020203113001 has 8 divisors (see below), whose sum is σ = 1065242655360. Its totient is φ = 975220477792.

The previous prime is 1020203112941. The next prime is 1020203113081. The reversal of 1020203113001 is 1003113020201.

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 1020203113001 - 2⁶ = 1020203112937 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1020203113081) 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, 14190140 + ... + 14261853.

It is an arithmetic number, because the mean of its divisors is an integer number (133155331920).

Almost surely, 2^{1020203113001} is an apocalyptic number.

It is an amenable number.

1020203113001 is a deficient number, since it is larger than the sum of its proper divisors (45039542359).

1020203113001 is a wasteful number, since it uses less digits than its factorization.

1020203113001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28453575.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1020203113001 its reverse (1003113020201), we get a palindrome (2023316133202).

The spelling of 1020203113001 in words is "one trillion, twenty billion, two hundred three million, one hundred thirteen thousand, one".