110021202121 has 8 divisors (see below), whose sum is σ = 115241258880. Its totient is φ = 104837522592.

The previous prime is 110021202107. The next prime is 110021202131. The reversal of 110021202121 is 121202120011.

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

It is a cyclic number.

It is not a de Polignac number, because 110021202121 - 2⁷ = 110021201993 is a prime.

It is a super-2 number, since 2×110021202121² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110021202131) 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, 9088116 + ... + 9100213.

It is an arithmetic number, because the mean of its divisors is an integer number (14405157360).

Almost surely, 2^110021202121 is an apocalyptic number.

It is an amenable number.

110021202121 is a deficient number, since it is larger than the sum of its proper divisors (5220056759).

110021202121 is a wasteful number, since it uses less digits than its factorization.

110021202121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18188615.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 110021202121 its reverse (121202120011), we get a palindrome (231223322132).

The spelling of 110021202121 in words is "one hundred ten billion, twenty-one million, two hundred two thousand, one hundred twenty-one".