1010122210044 has 144 divisors (see below), whose sum is σ = 2731181386752. Its totient is φ = 313666822656.

The previous prime is 1010122210043. The next prime is 1010122210159. The reversal of 1010122210044 is 4400122210101.

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 = 1010122209999 and 1010122210026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010122210043) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 228377217 + ... + 228381639.

It is an arithmetic number, because the mean of its divisors is an integer number (18966537408).

Almost surely, 2^{1010122210044} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1010122210044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1365590693376).

1010122210044 is an abundant number, since it is smaller than the sum of its proper divisors (1721059176708).

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

1010122210044 is a wasteful number, since it uses less digits than its factorization.

1010122210044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8176 (or 8171 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 1010122210044 its reverse (4400122210101), we get a palindrome (5410244420145).

The spelling of 1010122210044 in words is "one trillion, ten billion, one hundred twenty-two million, two hundred ten thousand, forty-four".