1001211022212 has 96 divisors (see below), whose sum is σ = 2401209667584. Its totient is φ = 324559872000.

The previous prime is 1001211022211. The next prime is 1001211022213. The reversal of 1001211022212 is 2122201121001.

1001211022212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1001211022211) and next prime (1001211022213).

It is a junction number, because it is equal to n+sod(n) for n = 1001211022191 and 1001211022200.

It is not an unprimeable number, because it can be changed into a prime (1001211022211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97002012 + ... + 97012332.

It is an arithmetic number, because the mean of its divisors is an integer number (25012600704).

Almost surely, 2^{1001211022212} is an apocalyptic number.

1001211022212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1001211022212 is an abundant number, since it is smaller than the sum of its proper divisors (1399998645372).

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

1001211022212 is a wasteful number, since it uses less digits than its factorization.

1001211022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11709 (or 11707 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1001211022212 its reverse (2122201121001), we get a palindrome (3123412143213).

The spelling of 1001211022212 in words is "one trillion, one billion, two hundred eleven million, twenty-two thousand, two hundred twelve".