1010202122011 has 4 divisors (see below), whose sum is σ = 1011004507800. Its totient is φ = 1009399736224.

The previous prime is 1010202121979. The next prime is 1010202122077. The reversal of 1010202122011 is 1102212020101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1010202122011 - 2⁵ = 1010202121979 is a prime.

It is a super-3 number, since 3×1010202122011³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1010202121982 and 1010202122000.

It is not an unprimeable number, because it can be changed into a prime (1010202122081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 401191006 + ... + 401193523.

It is an arithmetic number, because the mean of its divisors is an integer number (252751126950).

Almost surely, 2^{1010202122011} is an apocalyptic number.

1010202122011 is a deficient number, since it is larger than the sum of its proper divisors (802385789).

1010202122011 is an equidigital number, since it uses as much as digits as its factorization.

1010202122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802385788.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1010202122011 its reverse (1102212020101), we get a palindrome (2112414142112).

The spelling of 1010202122011 in words is "one trillion, ten billion, two hundred two million, one hundred twenty-two thousand, eleven".