1100001002122 has 32 divisors (see below), whose sum is σ = 1865176980480. Its totient is φ = 482190574320.

The previous prime is 1100001002047. The next prime is 1100001002123. The reversal of 1100001002122 is 2212001000011.

It is a junction number, because it is equal to n+sod(n) for n = 1100001002099 and 1100001002108.

It is not an unprimeable number, because it can be changed into a prime (1100001002123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7284708 + ... + 7434175.

It is an arithmetic number, because the mean of its divisors is an integer number (58286780640).

Almost surely, 2^{1100001002122} is an apocalyptic number.

1100001002122 is a deficient number, since it is larger than the sum of its proper divisors (765175978358).

1100001002122 is a wasteful number, since it uses less digits than its factorization.

1100001002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14719018.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1100001002122 its reverse (2212001000011), we get a palindrome (3312002002133).

The spelling of 1100001002122 in words is "one trillion, one hundred billion, one million, two thousand, one hundred twenty-two".