100203345251541 has 48 divisors (see below), whose sum is σ = 169289724398080. Its totient is φ = 55918257323040.

The previous prime is 100203345251489. The next prime is 100203345251579. The reversal of 100203345251541 is 145152543302001.

100203345251541 is a `hidden beast` number, since 1 + 0 + 0 + 20 + 3 + 3 + 45 + 2 + 51 + 541 = 666.

It is not a de Polignac number, because 100203345251541 - 2⁹ = 100203345251029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100203345251496 and 100203345251505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100203345251041) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13464150 + ... + 19536888.

Almost surely, 2^{100203345251541} is an apocalyptic number.

It is an amenable number.

100203345251541 is a deficient number, since it is larger than the sum of its proper divisors (69086379146539).

100203345251541 is a wasteful number, since it uses less digits than its factorization.

100203345251541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6078886 (or 6078883 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Adding to 100203345251541 its reverse (145152543302001), we get a palindrome (245355888553542).

The spelling of 100203345251541 in words is "one hundred trillion, two hundred three billion, three hundred forty-five million, two hundred fifty-one thousand, five hundred forty-one".