1000012011122 has 16 divisors (see below), whose sum is σ = 1514642576832. Its totient is φ = 495134891280.

The previous prime is 1000012011091. The next prime is 1000012011127. The reversal of 1000012011122 is 2211102100001.

It is not an unprimeable number, because it can be changed into a prime (1000012011127) 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, 397829 + ... + 1469112.

It is an arithmetic number, because the mean of its divisors is an integer number (94665161052).

Almost surely, 2^{1000012011122} is an apocalyptic number.

1000012011122 is a deficient number, since it is larger than the sum of its proper divisors (514630565710).

1000012011122 is a wasteful number, since it uses less digits than its factorization.

1000012011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1869553.

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

Adding to 1000012011122 its reverse (2211102100001), we get a palindrome (3211114111123).

The spelling of 1000012011122 in words is "one trillion, twelve million, eleven thousand, one hundred twenty-two".