1021010322021 has 8 divisors (see below), whose sum is σ = 1394550683904. Its totient is φ = 664071754080.

The previous prime is 1021010322001. The next prime is 1021010322083. The reversal of 1021010322021 is 1202230101201.

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

It is not a de Polignac number, because 1021010322021 - 2¹⁸ = 1021010059877 is a prime.

It is a super-2 number, since 2×1021010322021² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021010322001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4150448341 + ... + 4150448586.

It is an arithmetic number, because the mean of its divisors is an integer number (174318835488).

Almost surely, 2^{1021010322021} is an apocalyptic number.

It is an amenable number.

1021010322021 is a deficient number, since it is larger than the sum of its proper divisors (373540361883).

1021010322021 is an equidigital number, since it uses as much as digits as its factorization.

1021010322021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8300896971.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1021010322021 its reverse (1202230101201), we get a palindrome (2223240423222).

The spelling of 1021010322021 in words is "one trillion, twenty-one billion, ten million, three hundred twenty-two thousand, twenty-one".