1002030021002 has 32 divisors (see below), whose sum is σ = 1619767800000. Its totient is φ = 463469250816.

The previous prime is 1002030021001. The next prime is 1002030021029. The reversal of 1002030021002 is 2001200302001.

It is a happy number.

1002030021002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1002030021002² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1002030021001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1165727 + ... + 1833842.

It is an arithmetic number, because the mean of its divisors is an integer number (50617743750).

Almost surely, 2^{1002030021002} is an apocalyptic number.

1002030021002 is a deficient number, since it is larger than the sum of its proper divisors (617737778998).

1002030021002 is a wasteful number, since it uses less digits than its factorization.

1002030021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2999798.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 1002030021002 its reverse (2001200302001), we get a palindrome (3003230323003).

The spelling of 1002030021002 in words is "one trillion, two billion, thirty million, twenty-one thousand, two".