121107161010 has 32 divisors (see below), whose sum is σ = 317080567872. Its totient is φ = 29359311680.

The previous prime is 121107160973. The next prime is 121107161047. The reversal of 121107161010 is 10161701121.

It is an interprime number because it is at equal distance from previous prime (121107160973) and next prime (121107161047).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183495369 + ... + 183496028.

It is an arithmetic number, because the mean of its divisors is an integer number (9908767746).

Almost surely, 2^121107161010 is an apocalyptic number.

121107161010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121107161010 is an abundant number, since it is smaller than the sum of its proper divisors (195973406862).

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

121107161010 is a wasteful number, since it uses less digits than its factorization.

121107161010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366991418.

The product of its (nonzero) digits is 84, while the sum is 21.

Adding to 121107161010 its reverse (10161701121), we get a palindrome (131268862131).

The spelling of 121107161010 in words is "one hundred twenty-one billion, one hundred seven million, one hundred sixty-one thousand, ten".