1020010201122 has 128 divisors (see below), whose sum is σ = 2469590415360. Its totient is φ = 277046922240.

The previous prime is 1020010201109. The next prime is 1020010201123. The reversal of 1020010201122 is 2211020100201.

It is a junction number, because it is equal to n+sod(n) for n = 1020010201098 and 1020010201107.

It is not an unprimeable number, because it can be changed into a prime (1020010201123) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5823273 + ... + 5995875.

It is an arithmetic number, because the mean of its divisors is an integer number (19293675120).

Almost surely, 2^{1020010201122} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1020010201122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1234795207680).

1020010201122 is an abundant number, since it is smaller than the sum of its proper divisors (1449580214238).

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

1020010201122 is a wasteful number, since it uses less digits than its factorization.

1020010201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172888.

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

Adding to 1020010201122 its reverse (2211020100201), we get a palindrome (3231030301323).

The spelling of 1020010201122 in words is "one trillion, twenty billion, ten million, two hundred one thousand, one hundred twenty-two".