11012011011021 has 8 divisors (see below), whose sum is σ = 14683155887200. Its totient is φ = 7341103404432.

The previous prime is 11012011011019. The next prime is 11012011011037. The reversal of 11012011011021 is 12011011021011.

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

It is not a de Polignac number, because 11012011011021 - 2¹ = 11012011011019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11012011010988 and 11012011011006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012011011041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59209075 + ... + 59394768.

It is an arithmetic number, because the mean of its divisors is an integer number (1835394485900).

Almost surely, 2^{11012011011021} is an apocalyptic number.

It is an amenable number.

11012011011021 is a deficient number, since it is larger than the sum of its proper divisors (3671144876179).

11012011011021 is a wasteful number, since it uses less digits than its factorization.

11012011011021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118634795.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11012011011021 its reverse (12011011021011), we get a palindrome (23023022032032).

The spelling of 11012011011021 in words is "eleven trillion, twelve billion, eleven million, eleven thousand, twenty-one".