12110001211020 has 96 divisors (see below), whose sum is σ = 34698757218048. Its totient is φ = 3154033274112.

The previous prime is 12110001211019. The next prime is 12110001211043. The reversal of 12110001211020 is 2011210001121.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 12110001210987 and 12110001211005.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43067122 + ... + 43347398.

It is an arithmetic number, because the mean of its divisors is an integer number (361445387688).

Almost surely, 2^{12110001211020} is an apocalyptic number.

12110001211020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12110001211020 is an abundant number, since it is smaller than the sum of its proper divisors (22588756007028).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12110001211020 is a wasteful number, since it uses less digits than its factorization.

12110001211020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297079 (or 297077 counting only the distinct ones).

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

Adding to 12110001211020 its reverse (2011210001121), we get a palindrome (14121211212141).

The spelling of 12110001211020 in words is "twelve trillion, one hundred ten billion, one million, two hundred eleven thousand, twenty".