1211010210010 has 32 divisors (see below), whose sum is σ = 2202141504960. Its totient is φ = 479451418752.

The previous prime is 1211010209993. The next prime is 1211010210023. The reversal of 1211010210010 is 100120101121.

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 (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 706797 + ... + 1709263.

It is an arithmetic number, because the mean of its divisors is an integer number (68816922030).

Almost surely, 2^{1211010210010} is an apocalyptic number.

1211010210010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1211010210010 is a deficient number, since it is larger than the sum of its proper divisors (991131294950).

1211010210010 is a wasteful number, since it uses less digits than its factorization.

1211010210010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003710.

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

Adding to 1211010210010 its reverse (100120101121), we get a palindrome (1311130311131).

The spelling of 1211010210010 in words is "one trillion, two hundred eleven billion, ten million, two hundred ten thousand, ten".