1001120022211 has 8 divisors (see below), whose sum is σ = 1014857070464. Its totient is φ = 987383597760.

The previous prime is 1001120022191. The next prime is 1001120022257. The reversal of 1001120022211 is 1122200211001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1001120022211 - 2¹³ = 1001120014019 is a prime.

It is a super-4 number, since 4×1001120022211⁴ (a number of 49 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1001120022191 and 1001120022200.

It is not an unprimeable number, because it can be changed into a prime (1001120025211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3738190 + ... + 3997036.

It is an arithmetic number, because the mean of its divisors is an integer number (126857133808).

Almost surely, 2^{1001120022211} is an apocalyptic number.

1001120022211 is a deficient number, since it is larger than the sum of its proper divisors (13737048253).

1001120022211 is an equidigital number, since it uses as much as digits as its factorization.

1001120022211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311901.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1001120022211 its reverse (1122200211001), we get a palindrome (2123320233212).

The spelling of 1001120022211 in words is "one trillion, one billion, one hundred twenty million, twenty-two thousand, two hundred eleven".