121020000001010 has 32 divisors (see below), whose sum is σ = 240647364806400. Its totient is φ = 43450218639360.

The previous prime is 121020000001001. The next prime is 121020000001097. The reversal of 121020000001010 is 10100000020121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6963167375 + ... + 6963184754.

It is an arithmetic number, because the mean of its divisors is an integer number (7520230150200).

Almost surely, 2^{121020000001010} is an apocalyptic number.

121020000001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121020000001010 is a deficient number, since it is larger than the sum of its proper divisors (119627364805390).

121020000001010 is a wasteful number, since it uses less digits than its factorization.

121020000001010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13926352226.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 121020000001010 its reverse (10100000020121), we get a palindrome (131120000021131).

The spelling of 121020000001010 in words is "one hundred twenty-one trillion, twenty billion, one thousand, ten".