10011111011012 has 48 divisors (see below), whose sum is σ = 17689371248640. Its totient is φ = 4957155770112.

The previous prime is 10011111011009. The next prime is 10011111011081. The reversal of 10011111011012 is 21011011111001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10011111010984 and 10011111011002.

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, 743263814 + ... + 743277282.

It is an arithmetic number, because the mean of its divisors is an integer number (368528567680).

Almost surely, 2^{10011111011012} is an apocalyptic number.

It is an amenable number.

10011111011012 is a deficient number, since it is larger than the sum of its proper divisors (7678260237628).

10011111011012 is a wasteful number, since it uses less digits than its factorization.

10011111011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16140 (or 16138 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 10011111011012 its reverse (21011011111001), we get a palindrome (31022122122013).

The spelling of 10011111011012 in words is "ten trillion, eleven billion, one hundred eleven million, eleven thousand, twelve".