1010022122220 has 96 divisors (see below), whose sum is σ = 2853980172288. Its totient is φ = 266881020672.

The previous prime is 1010022122177. The next prime is 1010022122257. The reversal of 1010022122220 is 222212200101.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1010022122220.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3017349 + ... + 3335331.

It is an arithmetic number, because the mean of its divisors is an integer number (29728960128).

Almost surely, 2^{1010022122220} is an apocalyptic number.

1010022122220 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 1010022122220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1426990086144).

1010022122220 is an abundant number, since it is smaller than the sum of its proper divisors (1843958050068).

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

1010022122220 is a wasteful number, since it uses less digits than its factorization.

1010022122220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318479 (or 318477 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1010022122220 its reverse (222212200101), we get a palindrome (1232234322321).

It can be divided in two parts, 101002 and 2122220, that added together give a palindrome (2223222).

The spelling of 1010022122220 in words is "one trillion, ten billion, twenty-two million, one hundred twenty-two thousand, two hundred twenty".