2100511131454 has 16 divisors (see below), whose sum is σ = 3273772496400. Its totient is φ = 1009572714304.

The previous prime is 2100511131443. The next prime is 2100511131463. The reversal of 2100511131454 is 4541311150012.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79757119 + ... + 79783450.

It is an arithmetic number, because the mean of its divisors is an integer number (204610781025).

Almost surely, 2^{2100511131454} is an apocalyptic number.

2100511131454 is a deficient number, since it is larger than the sum of its proper divisors (1173261364946).

2100511131454 is a wasteful number, since it uses less digits than its factorization.

2100511131454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159540827.

The product of its (nonzero) digits is 2400, while the sum is 28.

Adding to 2100511131454 its reverse (4541311150012), we get a palindrome (6641822281466).

The spelling of 2100511131454 in words is "two trillion, one hundred billion, five hundred eleven million, one hundred thirty-one thousand, four hundred fifty-four".