1023401210043 has 48 divisors (see below), whose sum is σ = 1494500150880. Its totient is φ = 620719165440.

The previous prime is 1023401210033. The next prime is 1023401210047. The reversal of 1023401210043 is 3400121043201.

It is not a de Polignac number, because 1023401210043 - 2²⁴ = 1023384432827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1023401210047) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9289921 + ... + 9399437.

It is an arithmetic number, because the mean of its divisors is an integer number (31135419810).

Almost surely, 2^{1023401210043} is an apocalyptic number.

1023401210043 is a deficient number, since it is larger than the sum of its proper divisors (471098940837).

1023401210043 is a wasteful number, since it uses less digits than its factorization.

1023401210043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109728 (or 109687 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1023401210043 its reverse (3400121043201), we get a palindrome (4423522253244).

The spelling of 1023401210043 in words is "one trillion, twenty-three billion, four hundred one million, two hundred ten thousand, forty-three".