2141021514512 has 80 divisors (see below), whose sum is σ = 4183838995440. Its totient is φ = 1061370832896.

The previous prime is 2141021514487. The next prime is 2141021514553. The reversal of 2141021514512 is 2154151201412.

It can be written as a sum of positive squares in 8 ways, for example, as 175540888576 + 1965480625936 = 418976^2 + 1401956^2 .

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 in 15 ways as a sum of consecutive naturals, for example, 1473517178 + ... + 1473518630.

It is an arithmetic number, because the mean of its divisors is an integer number (52297987443).

Almost surely, 2^{2141021514512} is an apocalyptic number.

It is an amenable number.

2141021514512 is a deficient number, since it is larger than the sum of its proper divisors (2042817480928).

2141021514512 is a wasteful number, since it uses less digits than its factorization.

2141021514512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3100 (or 3094 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 29.

Adding to 2141021514512 its reverse (2154151201412), we get a palindrome (4295172715924).

The spelling of 2141021514512 in words is "two trillion, one hundred forty-one billion, twenty-one million, five hundred fourteen thousand, five hundred twelve".