1023044213401 has 32 divisors (see below), whose sum is σ = 1215388661760. Its totient is φ = 842546686464.

The previous prime is 1023044213357. The next prime is 1023044213407. The reversal of 1023044213401 is 1043124403201.

It is not a de Polignac number, because 1023044213401 - 2²¹ = 1023042116249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1023044213407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 101356711 + ... + 101366803.

It is an arithmetic number, because the mean of its divisors is an integer number (37980895680).

Almost surely, 2^{1023044213401} is an apocalyptic number.

It is an amenable number.

1023044213401 is a deficient number, since it is larger than the sum of its proper divisors (192344448359).

1023044213401 is a wasteful number, since it uses less digits than its factorization.

1023044213401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12505.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1023044213401 its reverse (1043124403201), we get a palindrome (2066168616602).

The spelling of 1023044213401 in words is "one trillion, twenty-three billion, forty-four million, two hundred thirteen thousand, four hundred one".