100120101102101 has 4 divisors (see below), whose sum is σ = 100253416816704. Its totient is φ = 99986785387500.

The previous prime is 100120101102089. The next prime is 100120101102121. The reversal of 100120101102101 is 101201101021001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100120101102101 - 2⁶ = 100120101102037 is a prime.

It is a super-2 number, since 2×100120101102101² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100120101102121) 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, 66657856175 + ... + 66657857676.

It is an arithmetic number, because the mean of its divisors is an integer number (25063354204176).

Almost surely, 2^{100120101102101} is an apocalyptic number.

It is an amenable number.

100120101102101 is a deficient number, since it is larger than the sum of its proper divisors (133315714603).

100120101102101 is an equidigital number, since it uses as much as digits as its factorization.

100120101102101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133315714602.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 100120101102101 its reverse (101201101021001), we get a palindrome (201321202123102).

The spelling of 100120101102101 in words is "one hundred trillion, one hundred twenty billion, one hundred one million, one hundred two thousand, one hundred one".