121202111022011 has 8 divisors (see below), whose sum is σ = 127632059475360. Its totient is φ = 114868853523072.

The previous prime is 121202111021989. The next prime is 121202111022019. The reversal of 121202111022011 is 110220111202121.

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

It is not a de Polignac number, because 121202111022011 - 2²² = 121202106827707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121202111022019) 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, 24172736030 + ... + 24172741043.

It is an arithmetic number, because the mean of its divisors is an integer number (15954007434420).

Almost surely, 2^{121202111022011} is an apocalyptic number.

121202111022011 is a deficient number, since it is larger than the sum of its proper divisors (6429948453349).

121202111022011 is a wasteful number, since it uses less digits than its factorization.

121202111022011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48345477205.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 121202111022011 its reverse (110220111202121), we get a palindrome (231422222224132).

The spelling of 121202111022011 in words is "one hundred twenty-one trillion, two hundred two billion, one hundred eleven million, twenty-two thousand, eleven".