220201100102121 has 8 divisors (see below), whose sum is σ = 295571946446400. Its totient is φ = 145815493579632.

The previous prime is 220201100102107. The next prime is 220201100102173. The reversal of 220201100102121 is 121201001102022.

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

It is not a de Polignac number, because 220201100102121 - 2¹⁷ = 220201099971049 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 220201100102121.

It is not an unprimeable number, because it can be changed into a prime (220201100102021) 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, 246309954925 + ... + 246309955818.

It is an arithmetic number, because the mean of its divisors is an integer number (36946493305800).

Almost surely, 2^{220201100102121} is an apocalyptic number.

It is an amenable number.

220201100102121 is a deficient number, since it is larger than the sum of its proper divisors (75370846344279).

220201100102121 is a wasteful number, since it uses less digits than its factorization.

220201100102121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492619910895.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 220201100102121 its reverse (121201001102022), we get a palindrome (341402101204143).

Subtracting from 220201100102121 its reverse (121201001102022), we obtain a palindrome (99000099000099).

The spelling of 220201100102121 in words is "two hundred twenty trillion, two hundred one billion, one hundred million, one hundred two thousand, one hundred twenty-one".