201451154102 has 16 divisors (see below), whose sum is σ = 329902732224. Its totient is φ = 91497765000.

The previous prime is 201451154071. The next prime is 201451154141.

It is a happy number.

201451154102 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3518024 + ... + 3574827.

It is an arithmetic number, because the mean of its divisors is an integer number (20618920764).

Almost surely, 2^201451154102 is an apocalyptic number.

201451154102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201451154102 is a deficient number, since it is larger than the sum of its proper divisors (128451578122).

201451154102 is a wasteful number, since it uses less digits than its factorization.

201451154102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7094155.

The product of its (nonzero) digits is 1600, while the sum is 26.

It can be divided in two parts, 201451 and 154102, that added together give a palindrome (355553).

The spelling of 201451154102 in words is "two hundred one billion, four hundred fifty-one million, one hundred fifty-four thousand, one hundred two".