2001030103023 has 32 divisors (see below), whose sum is σ = 3228653177856. Its totient is φ = 1076150788608.

The previous prime is 2001030103019. The next prime is 2001030103043. The reversal of 2001030103023 is 3203010301002.

It is not a de Polignac number, because 2001030103023 - 2² = 2001030103019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2001030102993 and 2001030103011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001030103043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15118390 + ... + 15250172.

It is an arithmetic number, because the mean of its divisors is an integer number (100895411808).

Almost surely, 2^{2001030103023} is an apocalyptic number.

2001030103023 is a deficient number, since it is larger than the sum of its proper divisors (1227623074833).

2001030103023 is a wasteful number, since it uses less digits than its factorization.

2001030103023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174343.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 2001030103023 its reverse (3203010301002), we get a palindrome (5204040404025).

The spelling of 2001030103023 in words is "two trillion, one billion, thirty million, one hundred three thousand, twenty-three".