121000202130 has 16 divisors (see below), whose sum is σ = 290400485184. Its totient is φ = 32266720560.

The previous prime is 121000202117. The next prime is 121000202143. The reversal of 121000202130 is 31202000121.

It is an interprime number because it is at equal distance from previous prime (121000202117) and next prime (121000202143).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2016670006 + ... + 2016670065.

It is an arithmetic number, because the mean of its divisors is an integer number (18150030324).

Almost surely, 2^121000202130 is an apocalyptic number.

121000202130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121000202130 is an abundant number, since it is smaller than the sum of its proper divisors (169400283054).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121000202130 is a wasteful number, since it uses less digits than its factorization.

121000202130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4033340081.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 121000202130 its reverse (31202000121), we get a palindrome (152202202251).

The spelling of 121000202130 in words is "one hundred twenty-one billion, two hundred two thousand, one hundred thirty".