1212212010010 has 8 divisors (see below), whose sum is σ = 2181981618036. Its totient is φ = 484884804000.

The previous prime is 1212212009999. The next prime is 1212212010041. The reversal of 1212212010010 is 100102122121.

It can be written as a sum of positive squares in 2 ways, for example, as 1189314570249 + 22897439761 = 1090557^2 + 151319^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60610600491 + ... + 60610600510.

Almost surely, 2^{1212212010010} is an apocalyptic number.

1212212010010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1212212010010 is a deficient number, since it is larger than the sum of its proper divisors (969769608026).

1212212010010 is a wasteful number, since it uses less digits than its factorization.

1212212010010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121221201008.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1212212010010 its reverse (100102122121), we get a palindrome (1312314132131).

The spelling of 1212212010010 in words is "one trillion, two hundred twelve billion, two hundred twelve million, ten thousand, ten".