121000202201019 has 8 divisors (see below), whose sum is σ = 161334473554240. Its totient is φ = 80666366157576.

The previous prime is 121000202200973. The next prime is 121000202201057. The reversal of 121000202201019 is 910102202000121.

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

It is not a de Polignac number, because 121000202201019 - 2²³ = 121000193812411 is a prime.

It is a super-2 number, since 2×121000202201019² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121000202200986 and 121000202201004.

It is not an unprimeable number, because it can be changed into a prime (121000202201719) 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, 108178309 + ... + 109291110.

It is an arithmetic number, because the mean of its divisors is an integer number (20166809194280).

Almost surely, 2^{121000202201019} is an apocalyptic number.

121000202201019 is a deficient number, since it is larger than the sum of its proper divisors (40334271353221).

121000202201019 is a wasteful number, since it uses less digits than its factorization.

121000202201019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217654889.

The product of its (nonzero) digits is 144, while the sum is 21.

The spelling of 121000202201019 in words is "one hundred twenty-one trillion, two hundred two million, two hundred one thousand, nineteen".