2121233013134 has 4 divisors (see below), whose sum is σ = 3181849519704. Its totient is φ = 1060616506566.

The previous prime is 2121233013131. The next prime is 2121233013191. The reversal of 2121233013134 is 4313103321212.

It is a happy number.

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 (2121233013131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530308253282 + ... + 530308253285.

It is an arithmetic number, because the mean of its divisors is an integer number (795462379926).

Almost surely, 2^{2121233013134} is an apocalyptic number.

2121233013134 is a deficient number, since it is larger than the sum of its proper divisors (1060616506570).

2121233013134 is a wasteful number, since it uses less digits than its factorization.

2121233013134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060616506569.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 2121233013134 its reverse (4313103321212), we get a palindrome (6434336334346).

The spelling of 2121233013134 in words is "two trillion, one hundred twenty-one billion, two hundred thirty-three million, thirteen thousand, one hundred thirty-four".