2112533144402 has 4 divisors (see below), whose sum is σ = 3168799716606. Its totient is φ = 1056266572200.

The previous prime is 2112533144399. The next prime is 2112533144429. The reversal of 2112533144402 is 2044413352112.

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

It can be written as a sum of positive squares in only one way, i.e., 1168796669881 + 943736474521 = 1081109^2 + 971461^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528133286099 + ... + 528133286102.

Almost surely, 2^{2112533144402} is an apocalyptic number.

2112533144402 is a deficient number, since it is larger than the sum of its proper divisors (1056266572204).

2112533144402 is a wasteful number, since it uses less digits than its factorization.

2112533144402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056266572203.

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 2112533144402 its reverse (2044413352112), we get a palindrome (4156946496514).

The spelling of 2112533144402 in words is "two trillion, one hundred twelve billion, five hundred thirty-three million, one hundred forty-four thousand, four hundred two".