220202020211004 has 72 divisors (see below), whose sum is σ = 634699940631120. Its totient is φ = 63768910828032.

The previous prime is 220202020210993. The next prime is 220202020211009. The reversal of 220202020211004 is 400112020202022.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220202020211009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13838731374 + ... + 13838747285.

It is an arithmetic number, because the mean of its divisors is an integer number (8815276953210).

Almost surely, 2^{220202020211004} is an apocalyptic number.

It is an amenable number.

220202020211004 is an abundant number, since it is smaller than the sum of its proper divisors (414497920420116).

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

220202020211004 is a wasteful number, since it uses less digits than its factorization.

220202020211004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27677478699 (or 27677478694 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 220202020211004 its reverse (400112020202022), we get a palindrome (620314040413026).

The spelling of 220202020211004 in words is "two hundred twenty trillion, two hundred two billion, twenty million, two hundred eleven thousand, four".