1022220210021 has 8 divisors (see below), whose sum is σ = 1385303891424. Its totient is φ = 670308334320.

The previous prime is 1022220209957. The next prime is 1022220210023. The reversal of 1022220210021 is 1200120222201.

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

It is not a de Polignac number, because 1022220210021 - 2⁶ = 1022220209957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022220210023) 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, 2792951211 + ... + 2792951576.

It is an arithmetic number, because the mean of its divisors is an integer number (173162986428).

Almost surely, 2^{1022220210021} is an apocalyptic number.

It is an amenable number.

1022220210021 is a deficient number, since it is larger than the sum of its proper divisors (363083681403).

1022220210021 is an equidigital number, since it uses as much as digits as its factorization.

1022220210021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5585902851.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1022220210021 its reverse (1200120222201), we get a palindrome (2222340432222).

The spelling of 1022220210021 in words is "one trillion, twenty-two billion, two hundred twenty million, two hundred ten thousand, twenty-one".