1226021682010 has 8 divisors (see below), whose sum is σ = 2206839027636. Its totient is φ = 490408672800.

The previous prime is 1226021681933. The next prime is 1226021682037. The reversal of 1226021682010 is 102861206221.

It can be written as a sum of positive squares in 2 ways, for example, as 1132136432361 + 93885249649 = 1064019^2 + 306407^2 .

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, 61301084091 + ... + 61301084110.

Almost surely, 2^{1226021682010} is an apocalyptic number.

1226021682010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1226021682010 is a deficient number, since it is larger than the sum of its proper divisors (980817345626).

1226021682010 is a wasteful number, since it uses less digits than its factorization.

1226021682010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122602168208.

The product of its (nonzero) digits is 4608, while the sum is 31.

Adding to 1226021682010 its reverse (102861206221), we get a palindrome (1328882888231).

The spelling of 1226021682010 in words is "one trillion, two hundred twenty-six billion, twenty-one million, six hundred eighty-two thousand, ten".