121403153313210 has 32 divisors (see below), whose sum is σ = 301414725469440. Its totient is φ = 31257823381568.

The previous prime is 121403153313193. The next prime is 121403153313259. The reversal of 121403153313210 is 12313351304121.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69771926322 + ... + 69771928061.

It is an arithmetic number, because the mean of its divisors is an integer number (9419210170920).

Almost surely, 2^{121403153313210} is an apocalyptic number.

121403153313210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121403153313210 is an abundant number, since it is smaller than the sum of its proper divisors (180011572156230).

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

121403153313210 is a wasteful number, since it uses less digits than its factorization.

121403153313210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139543854422.

The product of its (nonzero) digits is 6480, while the sum is 30.

The spelling of 121403153313210 in words is "one hundred twenty-one trillion, four hundred three billion, one hundred fifty-three million, three hundred thirteen thousand, two hundred ten".