1011001011051 has 8 divisors (see below), whose sum is σ = 1418948787520. Its totient is φ = 638526954312.

The previous prime is 1011001011047. The next prime is 1011001011061. The reversal of 1011001011051 is 1501101001101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1011001011051 - 2² = 1011001011047 is a prime.

It is a super-2 number, since 2×1011001011051² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011001011011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8868429865 + ... + 8868429978.

It is an arithmetic number, because the mean of its divisors is an integer number (177368598440).

Almost surely, 2^{1011001011051} is an apocalyptic number.

1011001011051 is a deficient number, since it is larger than the sum of its proper divisors (407947776469).

1011001011051 is a wasteful number, since it uses less digits than its factorization.

1011001011051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17736859865.

The product of its (nonzero) digits is 5, while the sum is 12.

Adding to 1011001011051 its reverse (1501101001101), we get a palindrome (2512102012152).

The spelling of 1011001011051 in words is "one trillion, eleven billion, one million, eleven thousand, fifty-one".