1012022021010 has 256 divisors, whose sum is σ = 3293415272448. Its totient is φ = 192191616000.

The previous prime is 1012022020963. The next prime is 1012022021011. The reversal of 1012022021010 is 101202202101.

1012022021010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1012022021011) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2866197 + ... + 3199863.

It is an arithmetic number, because the mean of its divisors is an integer number (12864903408).

Almost surely, 2^{1012022021010} is an apocalyptic number.

1012022021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1012022021010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1646707636224).

1012022021010 is an abundant number, since it is smaller than the sum of its proper divisors (2281393251438).

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

1012022021010 is a wasteful number, since it uses less digits than its factorization.

1012022021010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333809.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1012022021010 its reverse (101202202101), we get a palindrome (1113224223111).

It can be divided in two parts, 101202 and 2021010, that added together give a palindrome (2122212).

The spelling of 1012022021010 in words is "one trillion, twelve billion, twenty-two million, twenty-one thousand, ten".