100121211112223 has 8 divisors (see below), whose sum is σ = 115557154551840. Its totient is φ = 84968495992800.

The previous prime is 100121211112213. The next prime is 100121211112303. The reversal of 100121211112223 is 322211112121001.

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

It is not a de Polignac number, because 100121211112223 - 2⁸ = 100121211111967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100121211112195 and 100121211112204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100121211112213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70807079288 + ... + 70807080701.

It is an arithmetic number, because the mean of its divisors is an integer number (14444644318980).

Almost surely, 2^{100121211112223} is an apocalyptic number.

100121211112223 is a deficient number, since it is larger than the sum of its proper divisors (15435943439617).

100121211112223 is a wasteful number, since it uses less digits than its factorization.

100121211112223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141614160097.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 100121211112223 its reverse (322211112121001), we get a palindrome (422332323233224).

The spelling of 100121211112223 in words is "one hundred trillion, one hundred twenty-one billion, two hundred eleven million, one hundred twelve thousand, two hundred twenty-three".