11021010001002 has 24 divisors (see below), whose sum is σ = 24283581360480. Its totient is φ = 3611404406760.

The previous prime is 11021010000977. The next prime is 11021010001019. The reversal of 11021010001002 is 20010001012011.

It is a happy number.

It is a super-2 number, since 2×11021010001002² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 5188798374 + ... + 5188800497.

It is an arithmetic number, because the mean of its divisors is an integer number (1011815890020).

Almost surely, 2^{11021010001002} is an apocalyptic number.

11021010001002 is an abundant number, since it is smaller than the sum of its proper divisors (13262571359478).

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

11021010001002 is a wasteful number, since it uses less digits than its factorization.

11021010001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10377598938 (or 10377598935 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11021010001002 its reverse (20010001012011), we get a palindrome (31031011013013).

The spelling of 11021010001002 in words is "eleven trillion, twenty-one billion, ten million, one thousand, two".