1022011212001 has 16 divisors (see below), whose sum is σ = 1149115605120. Its totient is φ = 901879038720.

The previous prime is 1022011211983. The next prime is 1022011212043. The reversal of 1022011212001 is 1002121102201.

It is a cyclic number.

It is not a de Polignac number, because 1022011212001 - 2⁹ = 1022011211489 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022011212601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 402216 + ... + 1485193.

It is an arithmetic number, because the mean of its divisors is an integer number (71819725320).

Almost surely, 2^{1022011212001} is an apocalyptic number.

It is an amenable number.

1022011212001 is a deficient number, since it is larger than the sum of its proper divisors (127104393119).

1022011212001 is a wasteful number, since it uses less digits than its factorization.

1022011212001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1889256.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1022011212001 its reverse (1002121102201), we get a palindrome (2024132314202).

The spelling of 1022011212001 in words is "one trillion, twenty-two billion, eleven million, two hundred twelve thousand, one".