2102452542012 has 96 divisors (see below), whose sum is σ = 5331254906880. Its totient is φ = 642605633280.

The previous prime is 2102452541989. The next prime is 2102452542017.

2102452542012 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102452542017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 958858 + ... + 2263694.

It is an arithmetic number, because the mean of its divisors is an integer number (55533905280).

Almost surely, 2^{2102452542012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2102452542012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2665627453440).

2102452542012 is an abundant number, since it is smaller than the sum of its proper divisors (3228802364868).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2102452542012 is a wasteful number, since it uses less digits than its factorization.

2102452542012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305091 (or 1305089 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

The spelling of 2102452542012 in words is "two trillion, one hundred two billion, four hundred fifty-two million, five hundred forty-two thousand, twelve".