2121211034548 has 24 divisors (see below), whose sum is σ = 3726495444672. Its totient is φ = 1056498617664.

The previous prime is 2121211034539. The next prime is 2121211034573. The reversal of 2121211034548 is 8454301121212.

It is a super-3 number, since 3×2121211034548³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16839736 + ... + 16965232.

It is an arithmetic number, because the mean of its divisors is an integer number (155270643528).

Almost surely, 2^{2121211034548} is an apocalyptic number.

It is an amenable number.

2121211034548 is a deficient number, since it is larger than the sum of its proper divisors (1605284410124).

2121211034548 is a wasteful number, since it uses less digits than its factorization.

2121211034548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141831 (or 141829 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 34.

The spelling of 2121211034548 in words is "two trillion, one hundred twenty-one billion, two hundred eleven million, thirty-four thousand, five hundred forty-eight".