221020012001110 has 16 divisors (see below), whose sum is σ = 454669738973856. Its totient is φ = 75778289828928.

The previous prime is 221020012001011. The next prime is 221020012001111. The reversal of 221020012001110 is 11100210020122.

221020012001110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221020012001111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1578714371367 + ... + 1578714371506.

It is an arithmetic number, because the mean of its divisors is an integer number (28416858685866).

Almost surely, 2^{221020012001110} is an apocalyptic number.

221020012001110 is an abundant number, since it is smaller than the sum of its proper divisors (233649726972746).

221020012001110 is a wasteful number, since it uses less digits than its factorization.

221020012001110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3157428742887.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 221020012001110 its reverse (11100210020122), we get a palindrome (232120222021232).

The spelling of 221020012001110 in words is "two hundred twenty-one trillion, twenty billion, twelve million, one thousand, one hundred ten".