1120201232220 has 288 divisors, whose sum is σ = 4011042287616. Its totient is φ = 247637606400.

The previous prime is 1120201232141. The next prime is 1120201232231. The reversal of 1120201232220 is 222321020211.

1120201232220 is a `hidden beast` number, since 1 + 12 + 0 + 201 + 232 + 220 = 666.

It is a super-2 number, since 2×1120201232220² (a number of 25 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 1120201232193 and 1120201232202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 72917340 + ... + 72932700.

Almost surely, 2^{1120201232220} is an apocalyptic number.

1120201232220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1120201232220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2005521143808).

1120201232220 is an abundant number, since it is smaller than the sum of its proper divisors (2890841055396).

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

1120201232220 is a wasteful number, since it uses less digits than its factorization.

1120201232220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17281 (or 17276 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1120201232220 its reverse (222321020211), we get a palindrome (1342522252431).

The spelling of 1120201232220 in words is "one trillion, one hundred twenty billion, two hundred one million, two hundred thirty-two thousand, two hundred twenty".