1024403421002 has 128 divisors (see below), whose sum is σ = 1811320164864. Its totient is φ = 430660758528.

The previous prime is 1024403420983. The next prime is 1024403421011. The reversal of 1024403421002 is 2001243044201.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 641454068 + ... + 641455664.

It is an arithmetic number, because the mean of its divisors is an integer number (14150938788).

Almost surely, 2^{1024403421002} is an apocalyptic number.

1024403421002 is a deficient number, since it is larger than the sum of its proper divisors (786916743862).

1024403421002 is a wasteful number, since it uses less digits than its factorization.

1024403421002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2272.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 1024403421002 its reverse (2001243044201), we get a palindrome (3025646465203).

The spelling of 1024403421002 in words is "one trillion, twenty-four billion, four hundred three million, four hundred twenty-one thousand, two".