20011011022002 has 128 divisors (see below), whose sum is σ = 54492706050048. Its totient is φ = 4730269420800.

The previous prime is 20011011021977. The next prime is 20011011022031. The reversal of 20011011022002 is 20022011011002.

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, 23037213 + ... + 23890064.

It is an arithmetic number, because the mean of its divisors is an integer number (425724266016).

Almost surely, 2^{20011011022002} is an apocalyptic number.

20011011022002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20011011022002 is an abundant number, since it is smaller than the sum of its proper divisors (34481695028046).

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

20011011022002 is a wasteful number, since it uses less digits than its factorization.

20011011022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46927384.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20011011022002 its reverse (20022011011002), we get a palindrome (40033022033004).

The spelling of 20011011022002 in words is "twenty trillion, eleven billion, eleven million, twenty-two thousand, two".