1011022120002 has 32 divisors (see below), whose sum is σ = 2026314178560. Its totient is φ = 336295884240.

The previous prime is 1011022120001. The next prime is 1011022120007. The reversal of 1011022120002 is 2000212201101.

It is a self number, because there is not a number n which added to its sum of digits gives 1011022120002.

It is not an unprimeable number, because it can be changed into a prime (1011022120001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33397149 + ... + 33427407.

It is an arithmetic number, because the mean of its divisors is an integer number (63322318080).

Almost surely, 2^{1011022120002} is an apocalyptic number.

1011022120002 is an abundant number, since it is smaller than the sum of its proper divisors (1015292058558).

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

1011022120002 is a wasteful number, since it uses less digits than its factorization.

1011022120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41838.

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

Adding to 1011022120002 its reverse (2000212201101), we get a palindrome (3011234321103).

The spelling of 1011022120002 in words is "one trillion, eleven billion, twenty-two million, one hundred twenty thousand, two".