1022002220000 has 240 divisors, whose sum is σ = 2535776191872. Its totient is φ = 405324480000.

The previous prime is 1022002219991. The next prime is 1022002220087. The reversal of 1022002220000 is 222002201.

1022002220000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1741059707 + ... + 1741060293.

Almost surely, 2^{1022002220000} is an apocalyptic number.

1022002220000 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 1022002220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1267888095936).

1022002220000 is an abundant number, since it is smaller than the sum of its proper divisors (1513773971872).

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

1022002220000 is an equidigital number, since it uses as much as digits as its factorization.

1022002220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211 (or 1188 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 1022002220000 its reverse (222002201), we get a palindrome (1022224222201).

The spelling of 1022002220000 in words is "one trillion, twenty-two billion, two million, two hundred twenty thousand".