11211012002 has 16 divisors (see below), whose sum is σ = 17163165624. Its totient is φ = 5490720000.

The previous prime is 11211011953. The next prime is 11211012013. The reversal of 11211012002 is 20021011211.

It can be written as a sum of positive squares in 4 ways, for example, as 9385928161 + 1825083841 = 96881^2 + 42721^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161249 + ... + 220052.

Almost surely, 2^11211012002 is an apocalyptic number.

11211012002 is a deficient number, since it is larger than the sum of its proper divisors (5952153622).

11211012002 is a wasteful number, since it uses less digits than its factorization.

11211012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381605.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11211012002 its reverse (20021011211), we get a palindrome (31232023213).

The spelling of 11211012002 in words is "eleven billion, two hundred eleven million, twelve thousand, two".