1201102201011 has 16 divisors (see below), whose sum is σ = 1602366796800. Its totient is φ = 800286322368.

The previous prime is 1201102201007. The next prime is 1201102201051. The reversal of 1201102201011 is 1101022011021.

It is not a de Polignac number, because 1201102201011 - 2² = 1201102201007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1201102201001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62162410 + ... + 62181728.

It is an arithmetic number, because the mean of its divisors is an integer number (100147924800).

Almost surely, 2^{1201102201011} is an apocalyptic number.

1201102201011 is a deficient number, since it is larger than the sum of its proper divisors (401264595789).

1201102201011 is a wasteful number, since it uses less digits than its factorization.

1201102201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29858.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1201102201011 its reverse (1101022011021), we get a palindrome (2302124212032).

The spelling of 1201102201011 in words is "one trillion, two hundred one billion, one hundred two million, two hundred one thousand, eleven".