2121001103012 has 96 divisors (see below), whose sum is σ = 4188610621440. Its totient is φ = 931615776000.

The previous prime is 2121001102949. The next prime is 2121001103029. The reversal of 2121001103012 is 2103011001212.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33779687 + ... + 33842417.

It is an arithmetic number, because the mean of its divisors is an integer number (43631360640).

Almost surely, 2^{2121001103012} is an apocalyptic number.

2121001103012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2121001103012 is a deficient number, since it is larger than the sum of its proper divisors (2067609518428).

2121001103012 is a wasteful number, since it uses less digits than its factorization.

2121001103012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63033 (or 63031 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 2121001103012 its reverse (2103011001212), we get a palindrome (4224012104224).

The spelling of 2121001103012 in words is "two trillion, one hundred twenty-one billion, one million, one hundred three thousand, twelve".