1020001010212 has 24 divisors (see below), whose sum is σ = 1867301364600. Its totient is φ = 486881531136.

The previous prime is 1020001010209. The next prime is 1020001010213. The reversal of 1020001010212 is 2120101000201.

It can be written as a sum of positive squares in 4 ways, for example, as 100366041636 + 919634968576 = 316806^2 + 958976^2 .

It is not an unprimeable number, because it can be changed into a prime (1020001010213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49389183 + ... + 49409830.

It is an arithmetic number, because the mean of its divisors is an integer number (77804223525).

Almost surely, 2^{1020001010212} is an apocalyptic number.

It is an amenable number.

1020001010212 is a deficient number, since it is larger than the sum of its proper divisors (847300354388).

1020001010212 is a wasteful number, since it uses less digits than its factorization.

1020001010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98799135 (or 98799133 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1020001010212 its reverse (2120101000201), we get a palindrome (3140102010413).

The spelling of 1020001010212 in words is "one trillion, twenty billion, one million, ten thousand, two hundred twelve".