100120002121148 has 12 divisors (see below), whose sum is σ = 175247449781040. Its totient is φ = 50049302183712.

The previous prime is 100120002121147. The next prime is 100120002121193. The reversal of 100120002121148 is 841121200021001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100120002121147) 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, 2674698161 + ... + 2674735592.

It is an arithmetic number, because the mean of its divisors is an integer number (14603954148420).

Almost surely, 2^{100120002121148} is an apocalyptic number.

It is an amenable number.

100120002121148 is a deficient number, since it is larger than the sum of its proper divisors (75127447659892).

100120002121148 is a wasteful number, since it uses less digits than its factorization.

100120002121148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5349438436 (or 5349438434 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 23.

Adding to 100120002121148 its reverse (841121200021001), we get a palindrome (941241202142149).

The spelling of 100120002121148 in words is "one hundred trillion, one hundred twenty billion, two million, one hundred twenty-one thousand, one hundred forty-eight".