1022120202011 has 4 divisors (see below), whose sum is σ = 1023916547400. Its totient is φ = 1020323856624.

The previous prime is 1022120201941. The next prime is 1022120202017. The reversal of 1022120202011 is 1102020212201.

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 1022120202011 - 2¹⁰ = 1022120200987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022120202017) 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, 898171841 + ... + 898172978.

It is an arithmetic number, because the mean of its divisors is an integer number (255979136850).

Almost surely, 2^{1022120202011} is an apocalyptic number.

1022120202011 is a deficient number, since it is larger than the sum of its proper divisors (1796345389).

1022120202011 is an equidigital number, since it uses as much as digits as its factorization.

1022120202011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1796345388.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1022120202011 its reverse (1102020212201), we get a palindrome (2124140414212).

The spelling of 1022120202011 in words is "one trillion, twenty-two billion, one hundred twenty million, two hundred two thousand, eleven".