1020030102021 has 8 divisors (see below), whose sum is σ = 1554331584064. Its totient is φ = 582874344000.

The previous prime is 1020030101957. The next prime is 1020030102029. The reversal of 1020030102021 is 1202010300201.

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

It is not a de Polignac number, because 1020030102021 - 2⁶ = 1020030101957 is a prime.

It is a super-2 number, since 2×1020030102021² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1020030101988 and 1020030102006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020030102029) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 24286430980 + ... + 24286431021.

It is an arithmetic number, because the mean of its divisors is an integer number (194291448008).

Almost surely, 2^{1020030102021} is an apocalyptic number.

It is an amenable number.

1020030102021 is a deficient number, since it is larger than the sum of its proper divisors (534301482043).

1020030102021 is an equidigital number, since it uses as much as digits as its factorization.

1020030102021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48572862011.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1020030102021 its reverse (1202010300201), we get a palindrome (2222040402222).

The spelling of 1020030102021 in words is "one trillion, twenty billion, thirty million, one hundred two thousand, twenty-one".