2021010011010 has 32 divisors (see below), whose sum is σ = 5389360030080. Its totient is φ = 538936002864.

The previous prime is 2021010010961. The next prime is 2021010011023. The reversal of 2021010011010 is 101100101202.

It is a happy number.

It is a super-3 number, since 3×2021010011010³ (a number of 38 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 2021010010983 and 2021010011001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3742610862 + ... + 3742611401.

It is an arithmetic number, because the mean of its divisors is an integer number (168417500940).

Almost surely, 2^{2021010011010} is an apocalyptic number.

2021010011010 is an abundant number, since it is smaller than the sum of its proper divisors (3368350019070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2021010011010 is a wasteful number, since it uses less digits than its factorization.

2021010011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7485222279 (or 7485222273 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 2021010011010 its reverse (101100101202), we get a palindrome (2122110112212).

The spelling of 2021010011010 in words is "two trillion, twenty-one billion, ten million, eleven thousand, ten".