1101554551011 has 32 divisors (see below), whose sum is σ = 1511586026496. Its totient is φ = 713118816000.

The previous prime is 1101554550997. The next prime is 1101554551033.

1101554551011 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1101554551011 - 2¹⁰ = 1101554549987 is a prime.

It is a super-2 number, since 2×1101554551011² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1101554551011.

It is not an unprimeable number, because it can be changed into a prime (1101554551081) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35350740 + ... + 35381886.

It is an arithmetic number, because the mean of its divisors is an integer number (47237063328).

Almost surely, 2^{1101554551011} is an apocalyptic number.

1101554551011 is a deficient number, since it is larger than the sum of its proper divisors (410031475485).

1101554551011 is a wasteful number, since it uses less digits than its factorization.

1101554551011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32523.

The product of its (nonzero) digits is 2500, while the sum is 30.

The spelling of 1101554551011 in words is "one trillion, one hundred one billion, five hundred fifty-four million, five hundred fifty-one thousand, eleven".