12021311310010 has 32 divisors (see below), whose sum is σ = 21651020915472. Its totient is φ = 4805711877120.

The previous prime is 12021311309999. The next prime is 12021311310097. The reversal of 12021311310010 is 1001311312021.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 326053562121 + 11695257747889 = 571011^2 + 3419833^2 .

It is a super-2 number, since 2×12021311310010² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127919640 + ... + 128013580.

Almost surely, 2^{12021311310010} is an apocalyptic number.

12021311310010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12021311310010 is a deficient number, since it is larger than the sum of its proper divisors (9629709605462).

12021311310010 is a wasteful number, since it uses less digits than its factorization.

12021311310010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101298.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 12021311310010 its reverse (1001311312021), we get a palindrome (13022622622031).

The spelling of 12021311310010 in words is "twelve trillion, twenty-one billion, three hundred eleven million, three hundred ten thousand, ten".