1211011011202 has 16 divisors (see below), whose sum is σ = 1820228587200. Its totient is φ = 604268688528.

The previous prime is 1211011011151. The next prime is 1211011011241. The reversal of 1211011011202 is 2021101101121.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4433683 + ... + 4698889.

It is an arithmetic number, because the mean of its divisors is an integer number (113764286700).

Almost surely, 2^{1211011011202} is an apocalyptic number.

1211011011202 is a deficient number, since it is larger than the sum of its proper divisors (609217575998).

1211011011202 is a wasteful number, since it uses less digits than its factorization.

1211011011202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269865.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1211011011202 its reverse (2021101101121), we get a palindrome (3232112112323).

The spelling of 1211011011202 in words is "one trillion, two hundred eleven billion, eleven million, eleven thousand, two hundred two".