1012021222010 has 16 divisors (see below), whose sum is σ = 1822677385896. Its totient is φ = 404577558528.

The previous prime is 1012021221977. The next prime is 1012021222039. The reversal of 1012021222010 is 102221202101.

It can be written as a sum of positive squares in 4 ways, for example, as 702476983321 + 309544238689 = 838139^2 + 556367^2 .

It is a super-2 number, since 2×1012021222010² (a number of 25 digits) contains 22 as substring.

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, 28847879 + ... + 28882938.

Almost surely, 2^{1012021222010} is an apocalyptic number.

1012021222010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012021222010 is a deficient number, since it is larger than the sum of its proper divisors (810656163886).

1012021222010 is a wasteful number, since it uses less digits than its factorization.

1012021222010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57732577.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1012021222010 its reverse (102221202101), we get a palindrome (1114242424111).

The spelling of 1012021222010 in words is "one trillion, twelve billion, twenty-one million, two hundred twenty-two thousand, ten".