1012011043103 has 4 divisors (see below), whose sum is σ = 1071541104480. Its totient is φ = 952480981728.

The previous prime is 1012011043079. The next prime is 1012011043123. The reversal of 1012011043103 is 3013401102101.

1012011043103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1012011043103 - 2¹² = 1012011039007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 59530061359 = 1012011043103 / (1 + 0 + 1 + 2 + 0 + 1 + 1 + 0 + 4 + 3 + 1 + 0 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012011043123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29765030663 + ... + 29765030696.

It is an arithmetic number, because the mean of its divisors is an integer number (267885276120).

Almost surely, 2^{1012011043103} is an apocalyptic number.

1012011043103 is a deficient number, since it is larger than the sum of its proper divisors (59530061377).

1012011043103 is an equidigital number, since it uses as much as digits as its factorization.

1012011043103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59530061376.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1012011043103 its reverse (3013401102101), we get a palindrome (4025412145204).

The spelling of 1012011043103 in words is "one trillion, twelve billion, eleven million, forty-three thousand, one hundred three".