20211110122002 has 64 divisors (see below), whose sum is σ = 42987867955200. Its totient is φ = 6312918698240.

The previous prime is 20211110121977. The next prime is 20211110122067. The reversal of 20211110122002 is 20022101111202.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122758477 + ... + 122923007.

It is an arithmetic number, because the mean of its divisors is an integer number (671685436800).

Almost surely, 2^{20211110122002} is an apocalyptic number.

20211110122002 is an abundant number, since it is smaller than the sum of its proper divisors (22776757833198).

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

20211110122002 is a wasteful number, since it uses less digits than its factorization.

20211110122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169831.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 20211110122002 its reverse (20022101111202), we get a palindrome (40233211233204).

The spelling of 20211110122002 in words is "twenty trillion, two hundred eleven billion, one hundred ten million, one hundred twenty-two thousand, two".