11021010021111 has 8 divisors (see below), whose sum is σ = 14706915403504. Its totient is φ = 7341222326400.

The previous prime is 11021010021107. The next prime is 11021010021113. The reversal of 11021010021111 is 11112001012011.

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

It is not a de Polignac number, because 11021010021111 - 2² = 11021010021107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021010021113) 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, 1529417716 + ... + 1529424921.

It is an arithmetic number, because the mean of its divisors is an integer number (1838364425438).

Almost surely, 2^{11021010021111} is an apocalyptic number.

11021010021111 is a deficient number, since it is larger than the sum of its proper divisors (3685905382393).

11021010021111 is a wasteful number, since it uses less digits than its factorization.

11021010021111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3058843841.

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

Adding to 11021010021111 its reverse (11112001012011), we get a palindrome (22133011033122).

The spelling of 11021010021111 in words is "eleven trillion, twenty-one billion, ten million, twenty-one thousand, one hundred eleven".