1121100022002 has 16 divisors (see below), whose sum is σ = 2242219442400. Its totient is φ = 373696774272.

The previous prime is 1121100021971. The next prime is 1121100022087. The reversal of 1121100022002 is 2002200011211.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6178 + ... + 1497410.

It is an arithmetic number, because the mean of its divisors is an integer number (140138715150).

Almost surely, 2^{1121100022002} is an apocalyptic number.

1121100022002 is an abundant number, since it is smaller than the sum of its proper divisors (1121119420398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121100022002 is a wasteful number, since it uses less digits than its factorization.

1121100022002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1616537.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1121100022002 its reverse (2002200011211), we get a palindrome (3123300033213).

The spelling of 1121100022002 in words is "one trillion, one hundred twenty-one billion, one hundred million, twenty-two thousand, two".