10020011002002 has 24 divisors (see below), whose sum is σ = 21733854854400. Its totient is φ = 3336337357080.

The previous prime is 10020011001997. The next prime is 10020011002013. The reversal of 10020011002002 is 20020011002001.

It is a super-2 number, since 2×10020011002002² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 305509002 + ... + 305541797.

It is an arithmetic number, because the mean of its divisors is an integer number (905577285600).

Almost surely, 2^{10020011002002} is an apocalyptic number.

10020011002002 is an abundant number, since it is smaller than the sum of its proper divisors (11713843852398).

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

10020011002002 is a wasteful number, since it uses less digits than its factorization.

10020011002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611051718 (or 611051715 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 10020011002002 its reverse (20020011002001), we get a palindrome (30040022004003).

Subtracting 10020011002002 from its reverse (20020011002001), we obtain a palindrome (9999999999999).

The spelling of 10020011002002 in words is "ten trillion, twenty billion, eleven million, two thousand, two".