1011020021022 has 16 divisors (see below), whose sum is σ = 2205861864192. Its totient is φ = 306369703320.

The previous prime is 1011020021003. The next prime is 1011020021029. The reversal of 1011020021022 is 2201200201101.

It is a super-2 number, since 2×1011020021022² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1011020020989 and 1011020021007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011020021029) 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, 7659242518 + ... + 7659242649.

It is an arithmetic number, because the mean of its divisors is an integer number (137866366512).

Almost surely, 2^{1011020021022} is an apocalyptic number.

1011020021022 is an abundant number, since it is smaller than the sum of its proper divisors (1194841843170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011020021022 is a wasteful number, since it uses less digits than its factorization.

1011020021022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15318485183.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1011020021022 its reverse (2201200201101), we get a palindrome (3212220222123).

The spelling of 1011020021022 in words is "one trillion, eleven billion, twenty million, twenty-one thousand, twenty-two".