1020222120132 has 288 divisors, whose sum is σ = 2885337262080. Its totient is φ = 302700625920.

The previous prime is 1020222120053. The next prime is 1020222120149. The reversal of 1020222120132 is 2310212220201.

1020222120132 is a `hidden beast` number, since 10 + 202 + 221 + 201 + 32 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 191300938 + ... + 191306270.

It is an arithmetic number, because the mean of its divisors is an integer number (10018532160).

Almost surely, 2^{1020222120132} is an apocalyptic number.

1020222120132 is a gapful number since it is divisible by the number (12) 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 1020222120132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1442668631040).

1020222120132 is an abundant number, since it is smaller than the sum of its proper divisors (1865115141948).

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

1020222120132 is a wasteful number, since it uses less digits than its factorization.

1020222120132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5683 (or 5678 counting only the distinct ones).

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

Adding to 1020222120132 its reverse (2310212220201), we get a palindrome (3330434340333).

The spelling of 1020222120132 in words is "one trillion, twenty billion, two hundred twenty-two million, one hundred twenty thousand, one hundred thirty-two".