1202121200010 has 64 divisors (see below), whose sum is σ = 2925632628864. Its totient is φ = 316092192000.

The previous prime is 1202121199949. The next prime is 1202121200047. The reversal of 1202121200010 is 100021212021.

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 31 ways as a sum of consecutive naturals, for example, 357141 + ... + 1591160.

It is an arithmetic number, because the mean of its divisors is an integer number (45713009826).

Almost surely, 2^{1202121200010} is an apocalyptic number.

1202121200010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1202121200010 is an abundant number, since it is smaller than the sum of its proper divisors (1723511428854).

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

1202121200010 is a wasteful number, since it uses less digits than its factorization.

1202121200010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1948599.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1202121200010 its reverse (100021212021), we get a palindrome (1302142412031).

The spelling of 1202121200010 in words is "one trillion, two hundred two billion, one hundred twenty-one million, two hundred thousand, ten".