1202201121011 has 32 divisors (see below), whose sum is σ = 1404822251520. Its totient is φ = 1018019059200.

The previous prime is 1202201120969. The next prime is 1202201121019. The reversal of 1202201121011 is 1101211022021.

It is not a de Polignac number, because 1202201121011 - 2⁶ = 1202201120947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1202201121019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1047071 + ... + 1871031.

It is an arithmetic number, because the mean of its divisors is an integer number (43900695360).

Almost surely, 2^{1202201121011} is an apocalyptic number.

1202201121011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1202201121011 is a deficient number, since it is larger than the sum of its proper divisors (202621130509).

1202201121011 is a wasteful number, since it uses less digits than its factorization.

1202201121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824147.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1202201121011 its reverse (1101211022021), we get a palindrome (2303412143032).

The spelling of 1202201121011 in words is "one trillion, two hundred two billion, two hundred one million, one hundred twenty-one thousand, eleven".