1201123300212 has 96 divisors (see below), whose sum is σ = 3447819863040. Its totient is φ = 358544244960.

The previous prime is 1201123300211. The next prime is 1201123300213. The reversal of 1201123300212 is 2120033211021.

1201123300212 is a `hidden beast` number, since 12 + 0 + 112 + 330 + 0 + 212 = 666.

It is an interprime number because it is at equal distance from previous prime (1201123300211) and next prime (1201123300213).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201123300211) 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 31 ways as a sum of consecutive naturals, for example, 7465528 + ... + 7624719.

It is an arithmetic number, because the mean of its divisors is an integer number (35914790240).

Almost surely, 2^{1201123300212} is an apocalyptic number.

1201123300212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1201123300212 is an abundant number, since it is smaller than the sum of its proper divisors (2246696562828).

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

1201123300212 is a wasteful number, since it uses less digits than its factorization.

1201123300212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15090338 (or 15090330 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1201123300212 its reverse (2120033211021), we get a palindrome (3321156511233).

The spelling of 1201123300212 in words is "one trillion, two hundred one billion, one hundred twenty-three million, three hundred thousand, two hundred twelve".