1012001120011 has 8 divisors (see below), whose sum is σ = 1156818668544. Its totient is φ = 867245061480.

The previous prime is 1012001119991. The next prime is 1012001120021. The reversal of 1012001120011 is 1100211002101.

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

It is not a de Polignac number, because 1012001120011 - 2³³ = 1003411185419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1012001120011.

It is not an unprimeable number, because it can be changed into a prime (1012001120021) 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, 15337225 + ... + 15403066.

It is an arithmetic number, because the mean of its divisors is an integer number (144602333568).

Almost surely, 2^{1012001120011} is an apocalyptic number.

1012001120011 is a deficient number, since it is larger than the sum of its proper divisors (144817548533).

1012001120011 is an equidigital number, since it uses as much as digits as its factorization.

1012001120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30745001.

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

Adding to 1012001120011 its reverse (1100211002101), we get a palindrome (2112212122112).

The spelling of 1012001120011 in words is "one trillion, twelve billion, one million, one hundred twenty thousand, eleven".