1012022021021 has 8 divisors (see below), whose sum is σ = 1104813192000. Its totient is φ = 919362378240.

The previous prime is 1012022021011. The next prime is 1012022021027. The reversal of 1012022021021 is 1201202202101.

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

It is a cyclic number.

It is not a de Polignac number, because 1012022021021 - 2⁶ = 1012022020957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1012022020987 and 1012022021005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012022021027) 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, 32865956 + ... + 32896733.

It is an arithmetic number, because the mean of its divisors is an integer number (138101649000).

Almost surely, 2^{1012022021021} is an apocalyptic number.

1012022021021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1012022021021 is a deficient number, since it is larger than the sum of its proper divisors (92791170979).

1012022021021 is a wasteful number, since it uses less digits than its factorization.

1012022021021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65764099.

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

Adding to 1012022021021 its reverse (1201202202101), we get a palindrome (2213224223122).

The spelling of 1012022021021 in words is "one trillion, twelve billion, twenty-two million, twenty-one thousand, twenty-one".