1012211201022 has 256 divisors, whose sum is σ = 2563467264000. Its totient is φ = 259925428224.

The previous prime is 1012211201011. The next prime is 1012211201063. The reversal of 1012211201022 is 2201021122101.

It is a junction number, because it is equal to n+sod(n) for n = 1012211200992 and 1012211201010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1003182054 + ... + 1003183062.

It is an arithmetic number, because the mean of its divisors is an integer number (10013544000).

Almost surely, 2^{1012211201022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1012211201022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1281733632000).

1012211201022 is an abundant number, since it is smaller than the sum of its proper divisors (1551256062978).

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

1012211201022 is a wasteful number, since it uses less digits than its factorization.

1012211201022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1012211201022 its reverse (2201021122101), we get a palindrome (3213232323123).

The spelling of 1012211201022 in words is "one trillion, twelve billion, two hundred eleven million, two hundred one thousand, twenty-two".