1101212102 has 4 divisors (see below), whose sum is σ = 1651818156. Its totient is φ = 550606050.

The previous prime is 1101212033. The next prime is 1101212107. The reversal of 1101212102 is 2012121011.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101212107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275303024 + ... + 275303027.

It is an arithmetic number, because the mean of its divisors is an integer number (412954539).

Almost surely, 2^1101212102 is an apocalyptic number.

1101212102 is a deficient number, since it is larger than the sum of its proper divisors (550606054).

1101212102 is an equidigital number, since it uses as much as digits as its factorization.

1101212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550606053.

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

The square root of 1101212102 is about 33184.5159976758. The cubic root of 1101212102 is about 1032.6591365148.

Adding to 1101212102 its reverse (2012121011), we get a palindrome (3113333113).

The spelling of 1101212102 in words is "one billion, one hundred one million, two hundred twelve thousand, one hundred two".