1020221110010 has 16 divisors (see below), whose sum is σ = 1837084037256. Its totient is φ = 407935990848.

The previous prime is 1020221109979. The next prime is 1020221110021. The reversal of 1020221110010 is 100111220201.

It can be written as a sum of positive squares in 4 ways, for example, as 496642963441 + 523578146569 = 704729^2 + 723587^2 .

It is a super-2 number, since 2×1020221110010² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1020221109973 and 1020221110000.

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, 19028537 + ... + 19082076.

Almost surely, 2^{1020221110010} is an apocalyptic number.

1020221110010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020221110010 is a deficient number, since it is larger than the sum of its proper divisors (816862927246).

1020221110010 is a wasteful number, since it uses less digits than its factorization.

1020221110010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38113297.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1020221110010 its reverse (100111220201), we get a palindrome (1120332330211).

The spelling of 1020221110010 in words is "one trillion, twenty billion, two hundred twenty-one million, one hundred ten thousand, ten".