102011454118 has 16 divisors (see below), whose sum is σ = 174977266464. Its totient is φ = 43694072640.

The previous prime is 102011454113. The next prime is 102011454131. The reversal of 102011454118 is 811454110201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102011454113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2068255 + ... + 2117002.

It is an arithmetic number, because the mean of its divisors is an integer number (10936079154).

Almost surely, 2^102011454118 is an apocalyptic number.

102011454118 is a deficient number, since it is larger than the sum of its proper divisors (72965812346).

102011454118 is a wasteful number, since it uses less digits than its factorization.

102011454118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4187007.

The product of its (nonzero) digits is 1280, while the sum is 28.

Adding to 102011454118 its reverse (811454110201), we get a palindrome (913465564319).

The spelling of 102011454118 in words is "one hundred two billion, eleven million, four hundred fifty-four thousand, one hundred eighteen".