1000122100211 has 8 divisors (see below), whose sum is σ = 1077673235184. Its totient is φ = 922659346080.

The previous prime is 1000122100193. The next prime is 1000122100213. The reversal of 1000122100211 is 1120012210001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000122100211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1000122100192 and 1000122100201.

It is not an unprimeable number, because it can be changed into a prime (1000122100213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22071701 + ... + 22116966.

It is an arithmetic number, because the mean of its divisors is an integer number (134709154398).

Almost surely, 2^{1000122100211} is an apocalyptic number.

1000122100211 is a deficient number, since it is larger than the sum of its proper divisors (77551134973).

1000122100211 is a wasteful number, since it uses less digits than its factorization.

1000122100211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44190421.

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

Adding to 1000122100211 its reverse (1120012210001), we get a palindrome (2120134310212).

The spelling of 1000122100211 in words is "one trillion, one hundred twenty-two million, one hundred thousand, two hundred eleven".