220012220021202 has 128 divisors (see below), whose sum is σ = 583115995238400. Its totient is φ = 60121289467008.

The previous prime is 220012220021131. The next prime is 220012220021233. The reversal of 220012220021202 is 202120022210022.

220012220021202 is a `hidden beast` number, since 220 + 0 + 1 + 2 + 220 + 0 + 21 + 202 = 666.

It is a super-3 number, since 3×220012220021202³ (a number of 44 digits) contains 333 as substring.

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

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, 82312158 + ... + 84943014.

It is an arithmetic number, because the mean of its divisors is an integer number (4555593712800).

Almost surely, 2^{220012220021202} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220012220021202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (291557997619200).

220012220021202 is an abundant number, since it is smaller than the sum of its proper divisors (363103775217198).

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

220012220021202 is a wasteful number, since it uses less digits than its factorization.

220012220021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2640517 (or 2640511 counting only the distinct ones).

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

Adding to 220012220021202 its reverse (202120022210022), we get a palindrome (422132242231224).

The spelling of 220012220021202 in words is "two hundred twenty trillion, twelve billion, two hundred twenty million, twenty-one thousand, two hundred two".