10220101221002 has 4 divisors (see below), whose sum is σ = 15330151831506. Its totient is φ = 5110050610500.

The previous prime is 10220101220999. The next prime is 10220101221017. The reversal of 10220101221002 is 20012210102201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6956084478721 + 3264016742281 = 2637439^2 + 1806659^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555025305249 + ... + 2555025305252.

Almost surely, 2^{10220101221002} is an apocalyptic number.

10220101221002 is a deficient number, since it is larger than the sum of its proper divisors (5110050610504).

10220101221002 is an equidigital number, since it uses as much as digits as its factorization.

10220101221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5110050610503.

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

Adding to 10220101221002 its reverse (20012210102201), we get a palindrome (30232311323203).

The spelling of 10220101221002 in words is "ten trillion, two hundred twenty billion, one hundred one million, two hundred twenty-one thousand, two".