10001211010 has 64 divisors (see below), whose sum is σ = 22486947840. Its totient is φ = 3123164160.

The previous prime is 10001211007. The next prime is 10001211047. The reversal of 10001211010 is 1011210001.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a junction number, because it is equal to n+sod(n) for n = 10001210984 and 10001211002.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98665 + ... + 172444.

It is an arithmetic number, because the mean of its divisors is an integer number (351358560).

Almost surely, 2^10001211010 is an apocalyptic number.

10001211010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10001211010 is an abundant number, since it is smaller than the sum of its proper divisors (12485736830).

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

10001211010 is a wasteful number, since it uses less digits than its factorization.

10001211010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271171.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 10001211010 its reverse (1011210001), we get a palindrome (11012421011).

The spelling of 10001211010 in words is "ten billion, one million, two hundred eleven thousand, ten".