11212022202012 has 48 divisors (see below), whose sum is σ = 29356009754400. Its totient is φ = 3700337356800.

The previous prime is 11212022201987. The next prime is 11212022202013. The reversal of 11212022202012 is 21020222021211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11212022202013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 513924837 + ... + 513946652.

It is an arithmetic number, because the mean of its divisors is an integer number (611583536550).

Almost surely, 2^{11212022202012} is an apocalyptic number.

11212022202012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11212022202012 is an abundant number, since it is smaller than the sum of its proper divisors (18143987552388).

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

11212022202012 is a wasteful number, since it uses less digits than its factorization.

11212022202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027871603 (or 1027871595 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 11212022202012 its reverse (21020222021211), we get a palindrome (32232244223223).

The spelling of 11212022202012 in words is "eleven trillion, two hundred twelve billion, twenty-two million, two hundred two thousand, twelve".