1021110222011 has 8 divisors (see below), whose sum is σ = 1114082865264. Its totient is φ = 928161652320.

The previous prime is 1021110221993. The next prime is 1021110222017. The reversal of 1021110222011 is 1102220111201.

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

It is a cyclic number.

It is not a de Polignac number, because 1021110222011 - 2⁶ = 1021110221947 is a prime.

It is a super-6 number, since 6×1021110222011⁶ (a number of 73 digits) contains 666666 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1021110222017) 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, 5929640 + ... + 6099413.

It is an arithmetic number, because the mean of its divisors is an integer number (139260358158).

Almost surely, 2^{1021110222011} is an apocalyptic number.

1021110222011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1021110222011 is a deficient number, since it is larger than the sum of its proper divisors (92972643253).

1021110222011 is a wasteful number, since it uses less digits than its factorization.

1021110222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12036781.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1021110222011 its reverse (1102220111201), we get a palindrome (2123330333212).

The spelling of 1021110222011 in words is "one trillion, twenty-one billion, one hundred ten million, two hundred twenty-two thousand, eleven".