1120021001011 has 16 divisors (see below), whose sum is σ = 1225936228608. Its totient is φ = 1014789191200.

The previous prime is 1120021001009. The next prime is 1120021001039. The reversal of 1120021001011 is 1101001200211.

It is a cyclic number.

It is not a de Polignac number, because 1120021001011 - 2¹ = 1120021001009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120021001051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31876425 + ... + 31911541.

It is an arithmetic number, because the mean of its divisors is an integer number (76621014288).

Almost surely, 2^{1120021001011} is an apocalyptic number.

1120021001011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1120021001011 is a deficient number, since it is larger than the sum of its proper divisors (105915227597).

1120021001011 is a wasteful number, since it uses less digits than its factorization.

1120021001011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44762.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1120021001011 its reverse (1101001200211), we get a palindrome (2221022201222).

The spelling of 1120021001011 in words is "one trillion, one hundred twenty billion, twenty-one million, one thousand, eleven".