1010012021111 has 8 divisors (see below), whose sum is σ = 1039677814224. Its totient is φ = 980739152640.

The previous prime is 1010012021101. The next prime is 1010012021143. The reversal of 1010012021111 is 1111202100101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1010012021111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1010012021092 and 1010012021101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010012021101) 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, 98225945 + ... + 98236226.

It is an arithmetic number, because the mean of its divisors is an integer number (129959726778).

Almost surely, 2^{1010012021111} is an apocalyptic number.

1010012021111 is a deficient number, since it is larger than the sum of its proper divisors (29665793113).

1010012021111 is an equidigital number, since it uses as much as digits as its factorization.

1010012021111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196462321.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1010012021111 its reverse (1111202100101), we get a palindrome (2121214121212).

The spelling of 1010012021111 in words is "one trillion, ten billion, twelve million, twenty-one thousand, one hundred eleven".