1011122112002 has 32 divisors (see below), whose sum is σ = 1557631875072. Its totient is φ = 492111973584.

The previous prime is 1011122112001. The next prime is 1011122112017. The reversal of 1011122112002 is 2002112211101.

It is not an unprimeable number, because it can be changed into a prime (1011122112001) 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, 6311213 + ... + 6469439.

It is an arithmetic number, because the mean of its divisors is an integer number (48675996096).

Almost surely, 2^{1011122112002} is an apocalyptic number.

1011122112002 is a deficient number, since it is larger than the sum of its proper divisors (546509763070).

1011122112002 is a wasteful number, since it uses less digits than its factorization.

1011122112002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158862.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1011122112002 its reverse (2002112211101), we get a palindrome (3013234323103).

Subtracting 1011122112002 from its reverse (2002112211101), we obtain a palindrome (990990099099).

The spelling of 1011122112002 in words is "one trillion, eleven billion, one hundred twenty-two million, one hundred twelve thousand, two".