20010220021110 has 32 divisors (see below), whose sum is σ = 52390394237952. Its totient is φ = 4850962429280.

The previous prime is 20010220021087. The next prime is 20010220021123. The reversal of 20010220021110 is 1112002201002.

It is a congruent number.

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, 30318514854 + ... + 30318515513.

It is an arithmetic number, because the mean of its divisors is an integer number (1637199819936).

Almost surely, 2^{20010220021110} is an apocalyptic number.

20010220021110 is an abundant number, since it is smaller than the sum of its proper divisors (32380174216842).

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

20010220021110 is a wasteful number, since it uses less digits than its factorization.

20010220021110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60637030388.

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

Adding to 20010220021110 its reverse (1112002201002), we get a palindrome (21122222222112).

The spelling of 20010220021110 in words is "twenty trillion, ten billion, two hundred twenty million, twenty-one thousand, one hundred ten".