1020021122102 has 16 divisors (see below), whose sum is σ = 1567609984512. Its totient is φ = 497554244520.

The previous prime is 1020021122069. The next prime is 1020021122111. The reversal of 1020021122102 is 2012211200201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17416568 + ... + 17475035.

It is an arithmetic number, because the mean of its divisors is an integer number (97975624032).

Almost surely, 2^{1020021122102} is an apocalyptic number.

1020021122102 is a deficient number, since it is larger than the sum of its proper divisors (547588862410).

1020021122102 is a wasteful number, since it uses less digits than its factorization.

1020021122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34891963.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1020021122102 its reverse (2012211200201), we get a palindrome (3032232322303).

The spelling of 1020021122102 in words is "one trillion, twenty billion, twenty-one million, one hundred twenty-two thousand, one hundred two".