11011111402 has 32 divisors (see below), whose sum is σ = 18169380864. Its totient is φ = 4987844400.

The previous prime is 11011111387. The next prime is 11011111451. The reversal of 11011111402 is 20411111011.

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, 15124 + ... + 149167.

It is an arithmetic number, because the mean of its divisors is an integer number (567793152).

Almost surely, 2^11011111402 is an apocalyptic number.

11011111402 is a deficient number, since it is larger than the sum of its proper divisors (7158269462).

11011111402 is a wasteful number, since it uses less digits than its factorization.

11011111402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164394.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11011111402 its reverse (20411111011), we get a palindrome (31422222413).

The spelling of 11011111402 in words is "eleven billion, eleven million, one hundred eleven thousand, four hundred two".