11211011001051 has 16 divisors (see below), whose sum is σ = 15240991814688. Its totient is φ = 7328291788800.

The previous prime is 11211011001031. The next prime is 11211011001109. The reversal of 11211011001051 is 15010011011211.

It is not a de Polignac number, because 11211011001051 - 2⁷ = 11211011000923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11211011001051.

It is not an unprimeable number, because it can be changed into a prime (11211011001031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96570310 + ... + 96686331.

It is an arithmetic number, because the mean of its divisors is an integer number (952561988418).

Almost surely, 2^{11211011001051} is an apocalyptic number.

11211011001051 is a deficient number, since it is larger than the sum of its proper divisors (4029980813637).

11211011001051 is a wasteful number, since it uses less digits than its factorization.

11211011001051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193257022.

The product of its (nonzero) digits is 10, while the sum is 15.

Adding to 11211011001051 its reverse (15010011011211), we get a palindrome (26221022012262).

The spelling of 11211011001051 in words is "eleven trillion, two hundred eleven billion, eleven million, one thousand, fifty-one".