1011013023403 has 8 divisors (see below), whose sum is σ = 1011599769600. Its totient is φ = 1010426370408.

The previous prime is 1011013023401. The next prime is 1011013023437. The reversal of 1011013023403 is 3043203101101.

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 1011013023403 - 2¹ = 1011013023401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011013023401) 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, 43833088 + ... + 43856146.

It is an arithmetic number, because the mean of its divisors is an integer number (126449971200).

Almost surely, 2^{1011013023403} is an apocalyptic number.

1011013023403 is a deficient number, since it is larger than the sum of its proper divisors (586746197).

1011013023403 is a wasteful number, since it uses less digits than its factorization.

1011013023403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46601.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1011013023403 its reverse (3043203101101), we get a palindrome (4054216124504).

The spelling of 1011013023403 in words is "one trillion, eleven billion, thirteen million, twenty-three thousand, four hundred three".