1101121100212 has 36 divisors (see below), whose sum is σ = 2339027439840. Its totient is φ = 451391256624.

The previous prime is 1101121100207. The next prime is 1101121100237. The reversal of 1101121100212 is 2120011211011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1101121100192 and 1101121100201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122125162 + ... + 122134177.

It is an arithmetic number, because the mean of its divisors is an integer number (64972984440).

Almost surely, 2^{1101121100212} is an apocalyptic number.

It is an amenable number.

1101121100212 is an abundant number, since it is smaller than the sum of its proper divisors (1237906339628).

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

1101121100212 is a wasteful number, since it uses less digits than its factorization.

1101121100212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244259380 (or 244259371 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1101121100212 its reverse (2120011211011), we get a palindrome (3221132311223).

The spelling of 1101121100212 in words is "one trillion, one hundred one billion, one hundred twenty-one million, one hundred thousand, two hundred twelve".