1021114011 has 4 divisors (see below), whose sum is σ = 1361485352. Its totient is φ = 680742672.

The previous prime is 1021114001. The next prime is 1021114013. The reversal of 1021114011 is 1104111201.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1021114011 - 2⁷ = 1021113883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1021114013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170185666 + ... + 170185671.

It is an arithmetic number, because the mean of its divisors is an integer number (340371338).

Almost surely, 2^1021114011 is an apocalyptic number.

1021114011 is a deficient number, since it is larger than the sum of its proper divisors (340371341).

1021114011 is an equidigital number, since it uses as much as digits as its factorization.

1021114011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340371340.

The product of its (nonzero) digits is 8, while the sum is 12.

The square root of 1021114011 is about 31954.8746046671. The cubic root of 1021114011 is about 1006.9890431453.

Adding to 1021114011 its reverse (1104111201), we get a palindrome (2125225212).

The spelling of 1021114011 in words is "one billion, twenty-one million, one hundred fourteen thousand, eleven".