1023433021002 has 32 divisors (see below), whose sum is σ = 2343386736000. Its totient is φ = 291895527168.

The previous prime is 1023433020991. The next prime is 1023433021081. The reversal of 1023433021002 is 2001203343201.

1023433021002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 1023433021002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21388627 + ... + 21436422.

It is an arithmetic number, because the mean of its divisors is an integer number (73230835500).

Almost surely, 2^{1023433021002} is an apocalyptic number.

1023433021002 is an abundant number, since it is smaller than the sum of its proper divisors (1319953714998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1023433021002 is a wasteful number, since it uses less digits than its factorization.

1023433021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42825630.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1023433021002 its reverse (2001203343201), we get a palindrome (3024636364203).

The spelling of 1023433021002 in words is "one trillion, twenty-three billion, four hundred thirty-three million, twenty-one thousand, two".