1121200111010 has 16 divisors (see below), whose sum is σ = 2306468799936. Its totient is φ = 384411466608.

The previous prime is 1121200111001. The next prime is 1121200111049. The reversal of 1121200111010 is 101110021211.

It is a junction number, because it is equal to n+sod(n) for n = 1121200110982 and 1121200111000.

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, 8008572152 + ... + 8008572291.

It is an arithmetic number, because the mean of its divisors is an integer number (144154299996).

Almost surely, 2^{1121200111010} is an apocalyptic number.

1121200111010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121200111010 is an abundant number, since it is smaller than the sum of its proper divisors (1185268688926).

1121200111010 is a wasteful number, since it uses less digits than its factorization.

1121200111010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16017144457.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1121200111010 its reverse (101110021211), we get a palindrome (1222310132221).

The spelling of 1121200111010 in words is "one trillion, one hundred twenty-one billion, two hundred million, one hundred eleven thousand, ten".