1011221010006 has 16 divisors (see below), whose sum is σ = 2027778283200. Its totient is φ = 336184292808.

The previous prime is 1011221009969. The next prime is 1011221010049. The reversal of 1011221010006 is 6000101221101.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222341836 + ... + 222346383.

It is an arithmetic number, because the mean of its divisors is an integer number (126736142700).

Almost surely, 2^{1011221010006} is an apocalyptic number.

1011221010006 is an abundant number, since it is smaller than the sum of its proper divisors (1016557273194).

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

1011221010006 is a wasteful number, since it uses less digits than its factorization.

1011221010006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444688603.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1011221010006 its reverse (6000101221101), we get a palindrome (7011322231107).

The spelling of 1011221010006 in words is "one trillion, eleven billion, two hundred twenty-one million, ten thousand, six".