11221202111012 has 48 divisors (see below), whose sum is σ = 20333198612160. Its totient is φ = 5412079946112.

The previous prime is 11221202111011. The next prime is 11221202111153. The reversal of 11221202111012 is 21011120212211.

It is not an unprimeable number, because it can be changed into a prime (11221202111011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 902237258 + ... + 902249694.

It is an arithmetic number, because the mean of its divisors is an integer number (423608304420).

Almost surely, 2^{11221202111012} is an apocalyptic number.

It is an amenable number.

11221202111012 is a deficient number, since it is larger than the sum of its proper divisors (9111996501148).

11221202111012 is a wasteful number, since it uses less digits than its factorization.

11221202111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19100 (or 19098 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11221202111012 its reverse (21011120212211), we get a palindrome (32232322323223).

The spelling of 11221202111012 in words is "eleven trillion, two hundred twenty-one billion, two hundred two million, one hundred eleven thousand, twelve".