1021002201210 has 16 divisors (see below), whose sum is σ = 2450405282976. Its totient is φ = 272267253648.

The previous prime is 1021002201181. The next prime is 1021002201211. The reversal of 1021002201210 is 121022001201.

It is not an unprimeable number, because it can be changed into a prime (1021002201211) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 17016703324 + ... + 17016703383.

It is an arithmetic number, because the mean of its divisors is an integer number (153150330186).

Almost surely, 2^{1021002201210} is an apocalyptic number.

1021002201210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021002201210 is an abundant number, since it is smaller than the sum of its proper divisors (1429403081766).

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

1021002201210 is a wasteful number, since it uses less digits than its factorization.

1021002201210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34033406717.

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

Adding to 1021002201210 its reverse (121022001201), we get a palindrome (1142024202411).

The spelling of 1021002201210 in words is "one trillion, twenty-one billion, two million, two hundred one thousand, two hundred ten".