2011544234151 has 8 divisors (see below), whose sum is σ = 2682146173440. Its totient is φ = 1340985892152.

The previous prime is 2011544234137. The next prime is 2011544234179. The reversal of 2011544234151 is 1514324451102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2011544234151 - 2⁶ = 2011544234087 is a prime.

It is a super-2 number, since 2×2011544234151² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011544233151) by changing a digit.

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, 10791511 + ... + 10976328.

It is an arithmetic number, because the mean of its divisors is an integer number (335268271680).

Almost surely, 2^{2011544234151} is an apocalyptic number.

2011544234151 is a deficient number, since it is larger than the sum of its proper divisors (670601939289).

2011544234151 is a wasteful number, since it uses less digits than its factorization.

2011544234151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21798645.

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 2011544234151 its reverse (1514324451102), we get a palindrome (3525868685253).

The spelling of 2011544234151 in words is "two trillion, eleven billion, five hundred forty-four million, two hundred thirty-four thousand, one hundred fifty-one".