11021101002 has 32 divisors (see below), whose sum is σ = 24678308160. Its totient is φ = 3645654480.

The previous prime is 11021100991. The next prime is 11021101093. The reversal of 11021101002 is 20010112011.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 771913 + ... + 786060.

It is an arithmetic number, because the mean of its divisors is an integer number (771197130).

Almost surely, 2^11021101002 is an apocalyptic number.

11021101002 is an abundant number, since it is smaller than the sum of its proper divisors (13657207158).

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

11021101002 is a wasteful number, since it uses less digits than its factorization.

11021101002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1558115 (or 1558109 counting only the distinct ones).

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

Adding to 11021101002 its reverse (20010112011), we get a palindrome (31031213013).

The spelling of 11021101002 in words is "eleven billion, twenty-one million, one hundred one thousand, two".