1022321202123 has 32 divisors (see below), whose sum is σ = 1474233198592. Its totient is φ = 626431449600.

The previous prime is 1022321202113. The next prime is 1022321202143. The reversal of 1022321202123 is 3212021232201.

It is not a de Polignac number, because 1022321202123 - 2⁹ = 1022321201611 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1022321202123.

It is not an unprimeable number, because it can be changed into a prime (1022321202113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11822163 + ... + 11908323.

It is an arithmetic number, because the mean of its divisors is an integer number (46069787456).

Almost surely, 2^{1022321202123} is an apocalyptic number.

1022321202123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1022321202123 is a deficient number, since it is larger than the sum of its proper divisors (451911996469).

1022321202123 is a wasteful number, since it uses less digits than its factorization.

1022321202123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87475.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1022321202123 its reverse (3212021232201), we get a palindrome (4234342434324).

The spelling of 1022321202123 in words is "one trillion, twenty-two billion, three hundred twenty-one million, two hundred two thousand, one hundred twenty-three".