1023421331001 has 32 divisors (see below), whose sum is σ = 1483729626240. Its totient is φ = 625266376704.

The previous prime is 1023421330993. The next prime is 1023421331057. The reversal of 1023421331001 is 1001331243201.

1023421331001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1023421331001 - 2³ = 1023421330993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1023421331201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1037640 + ... + 1767353.

It is an arithmetic number, because the mean of its divisors is an integer number (46366550820).

Almost surely, 2^{1023421331001} is an apocalyptic number.

It is an amenable number.

1023421331001 is a deficient number, since it is larger than the sum of its proper divisors (460308295239).

1023421331001 is a wasteful number, since it uses less digits than its factorization.

1023421331001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2805225.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1023421331001 its reverse (1001331243201), we get a palindrome (2024752574202).

The spelling of 1023421331001 in words is "one trillion, twenty-three billion, four hundred twenty-one million, three hundred thirty-one thousand, one".