381303102020102 has 8 divisors (see below), whose sum is σ = 571954743607800. Its totient is φ = 190651520817504.

The previous prime is 381303102020101. The next prime is 381303102020111. The reversal of 381303102020102 is 201020201303183.

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

It is a super-2 number, since 2×381303102020102² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381303102020101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7387049 + ... + 28586267.

It is an arithmetic number, because the mean of its divisors is an integer number (71494342950975).

Almost surely, 2^{381303102020102} is an apocalyptic number.

381303102020102 is a deficient number, since it is larger than the sum of its proper divisors (190651641587698).

381303102020102 is a wasteful number, since it uses less digits than its factorization.

381303102020102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30192550.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 381303102020102 its reverse (201020201303183), we get a palindrome (582323303323285).

The spelling of 381303102020102 in words is "three hundred eighty-one trillion, three hundred three billion, one hundred two million, twenty thousand, one hundred two".