1102251212212 has 12 divisors (see below), whose sum is σ = 1929095935200. Its totient is φ = 551080945016.

The previous prime is 1102251212077. The next prime is 1102251212213. The reversal of 1102251212212 is 2122121522011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102251212213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11109712 + ... + 11208487.

It is an arithmetic number, because the mean of its divisors is an integer number (160757994600).

Almost surely, 2^{1102251212212} is an apocalyptic number.

It is an amenable number.

1102251212212 is a deficient number, since it is larger than the sum of its proper divisors (826844722988).

1102251212212 is a wasteful number, since it uses less digits than its factorization.

1102251212212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22330550 (or 22330548 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 22.

Adding to 1102251212212 its reverse (2122121522011), we get a palindrome (3224372734223).

The spelling of 1102251212212 in words is "one trillion, one hundred two billion, two hundred fifty-one million, two hundred twelve thousand, two hundred twelve".