1023414111021 has 16 divisors (see below), whose sum is σ = 1403634089088. Its totient is φ = 662873203200.

The previous prime is 1023414111017. The next prime is 1023414111047. The reversal of 1023414111021 is 1201114143201.

It is not a de Polignac number, because 1023414111021 - 2² = 1023414111017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023414113021) 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 15 ways as a sum of consecutive naturals, for example, 17232681 + ... + 17291966.

It is an arithmetic number, because the mean of its divisors is an integer number (87727130568).

Almost surely, 2^{1023414111021} is an apocalyptic number.

It is an amenable number.

1023414111021 is a deficient number, since it is larger than the sum of its proper divisors (380219978067).

1023414111021 is a wasteful number, since it uses less digits than its factorization.

1023414111021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34524932.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 1023414111021 its reverse (1201114143201), we get a palindrome (2224528254222).

The spelling of 1023414111021 in words is "one trillion, twenty-three billion, four hundred fourteen million, one hundred eleven thousand, twenty-one".