1033221122021 has 8 divisors (see below), whose sum is σ = 1128651189888. Its totient is φ = 938041200000.

The previous prime is 1033221121991. The next prime is 1033221122023. The reversal of 1033221122021 is 1202211223301.

1033221122021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1033221122021 is a prime.

It is a super-2 number, since 2×1033221122021² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1033221121984 and 1033221122002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1033221122023) 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, 62527820 + ... + 62544341.

It is an arithmetic number, because the mean of its divisors is an integer number (141081398736).

Almost surely, 2^{1033221122021} is an apocalyptic number.

1033221122021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1033221122021 is a deficient number, since it is larger than the sum of its proper divisors (95430067867).

1033221122021 is a wasteful number, since it uses less digits than its factorization.

1033221122021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125072923.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1033221122021 its reverse (1202211223301), we get a palindrome (2235432345322).

The spelling of 1033221122021 in words is "one trillion, thirty-three billion, two hundred twenty-one million, one hundred twenty-two thousand, twenty-one".