1001011201210 has 16 divisors (see below), whose sum is σ = 1859943393792. Its totient is φ = 387488206800.

The previous prime is 1001011201189. The next prime is 1001011201261. The reversal of 1001011201210 is 121021101001.

It is a Harshad number since it is a multiple of its sum of digits (10).

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 7 ways as a sum of consecutive naturals, for example, 1614533886 + ... + 1614534505.

It is an arithmetic number, because the mean of its divisors is an integer number (116246462112).

Almost surely, 2^{1001011201210} is an apocalyptic number.

1001011201210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001011201210 is a deficient number, since it is larger than the sum of its proper divisors (858932192582).

1001011201210 is a wasteful number, since it uses less digits than its factorization.

1001011201210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3229068429.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1001011201210 its reverse (121021101001), we get a palindrome (1122032302211).

The spelling of 1001011201210 in words is "one trillion, one billion, eleven million, two hundred one thousand, two hundred ten".