1012001002212 has 12 divisors (see below), whose sum is σ = 2361335671856. Its totient is φ = 337333667400.

The previous prime is 1012001002211. The next prime is 1012001002213. The reversal of 1012001002212 is 2122001002101.

It is an interprime number because it is at equal distance from previous prime (1012001002211) and next prime (1012001002213).

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 84333416851 = 1012001002212 / (1 + 0 + 1 + 2 + 0 + 0 + 1 + 0 + 0 + 2 + 2 + 1 + 2).

It is not an unprimeable number, because it can be changed into a prime (1012001002211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42166708414 + ... + 42166708437.

Almost surely, 2^{1012001002212} is an apocalyptic number.

1012001002212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1012001002212 is an abundant number, since it is smaller than the sum of its proper divisors (1349334669644).

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

1012001002212 is a wasteful number, since it uses less digits than its factorization.

1012001002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84333416858 (or 84333416856 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1012001002212 its reverse (2122001002101), we get a palindrome (3134002004313).

The spelling of 1012001002212 in words is "one trillion, twelve billion, one million, two thousand, two hundred twelve".