2101011001010 has 8 divisors (see below), whose sum is σ = 3781819801836. Its totient is φ = 840404400400.

The previous prime is 2101011000961. The next prime is 2101011001013. The reversal of 2101011001010 is 101001101012.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2057351316409 + 43659684601 = 1434347^2 + 208949^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2101011001013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105050550041 + ... + 105050550060.

Almost surely, 2^{2101011001010} is an apocalyptic number.

2101011001010 is a deficient number, since it is larger than the sum of its proper divisors (1680808800826).

2101011001010 is a wasteful number, since it uses less digits than its factorization.

2101011001010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210101100108.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 2101011001010 its reverse (101001101012), we get a palindrome (2202012102022).

The spelling of 2101011001010 in words is "two trillion, one hundred one billion, eleven million, one thousand, ten".