1001201001212 has 6 divisors (see below), whose sum is σ = 1752101752128. Its totient is φ = 500600500604.

The previous prime is 1001201001191. The next prime is 1001201001217. The reversal of 1001201001212 is 2121001021001.

It is a super-2 number, since 2×1001201001212² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1001201001193 and 1001201001202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001201001217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125150125148 + ... + 125150125155.

It is an arithmetic number, because the mean of its divisors is an integer number (292016958688).

Almost surely, 2^{1001201001212} is an apocalyptic number.

It is an amenable number.

1001201001212 is a deficient number, since it is larger than the sum of its proper divisors (750900750916).

1001201001212 is a wasteful number, since it uses less digits than its factorization.

1001201001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250300250307 (or 250300250305 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1001201001212 its reverse (2121001021001), we get a palindrome (3122202022213).

The spelling of 1001201001212 in words is "one trillion, one billion, two hundred one million, one thousand, two hundred twelve".