1012300222212 has 72 divisors (see below), whose sum is σ = 2581470691800. Its totient is φ = 334463620608.

The previous prime is 1012300222201. The next prime is 1012300222223. The reversal of 1012300222212 is 2122220032101.

1012300222212 is a `hidden beast` number, since 1 + 0 + 1 + 230 + 0 + 222 + 212 = 666.

It is an interprime number because it is at equal distance from previous prime (1012300222201) and next prime (1012300222223).

It can be written as a sum of positive squares in 4 ways, for example, as 46180290816 + 966119931396 = 214896^2 + 982914^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2092714 + ... + 2530622.

Almost surely, 2^{1012300222212} is an apocalyptic number.

1012300222212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1012300222212 is an abundant number, since it is smaller than the sum of its proper divisors (1569170469588).

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

1012300222212 is a wasteful number, since it uses less digits than its factorization.

1012300222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438485 (or 438480 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1012300222212 its reverse (2122220032101), we get a palindrome (3134520254313).

The spelling of 1012300222212 in words is "one trillion, twelve billion, three hundred million, two hundred twenty-two thousand, two hundred twelve".