2243103421212 has 36 divisors (see below), whose sum is σ = 5674120051600. Its totient is φ = 747166669632.

The previous prime is 2243103421211. The next prime is 2243103421231. The reversal of 2243103421212 is 2121243013422.

2243103421212 is a `hidden beast` number, since 2 + 2 + 4 + 310 + 342 + 1 + 2 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243103421211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22218553 + ... + 22319280.

Almost surely, 2^{2243103421212} is an apocalyptic number.

It is an amenable number.

2243103421212 is an abundant number, since it is smaller than the sum of its proper divisors (3431016630388).

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

2243103421212 is a wasteful number, since it uses less digits than its factorization.

2243103421212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44539242 (or 44539237 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 2243103421212 its reverse (2121243013422), we get a palindrome (4364346434634).

The spelling of 2243103421212 in words is "two trillion, two hundred forty-three billion, one hundred three million, four hundred twenty-one thousand, two hundred twelve".