2102011012 has 6 divisors (see below), whose sum is σ = 3678519278. Its totient is φ = 1051005504.

The previous prime is 2102011003. The next prime is 2102011013. The reversal of 2102011012 is 2101102012.

It can be written as a sum of positive squares in only one way, i.e., 1178823556 + 923187456 = 34334^2 + 30384^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2102011012.

It is not an unprimeable number, because it can be changed into a prime (2102011013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262751373 + ... + 262751380.

Almost surely, 2^2102011012 is an apocalyptic number.

It is an amenable number.

2102011012 is a deficient number, since it is larger than the sum of its proper divisors (1576508266).

2102011012 is a wasteful number, since it uses less digits than its factorization.

2102011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525502757 (or 525502755 counting only the distinct ones).

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

The square root of 2102011012 is about 45847.6936388299. The cubic root of 2102011012 is about 1280.9878060130.

Adding to 2102011012 its reverse (2101102012), we get a palindrome (4203113024).

The spelling of 2102011012 in words is "two billion, one hundred two million, eleven thousand, twelve".