10202121101022 has 16 divisors (see below), whose sum is σ = 20738737976592. Its totient is φ = 3344957737920.

The previous prime is 10202121100991. The next prime is 10202121101069. The reversal of 10202121101022 is 22010112120201.

It is a junction number, because it is equal to n+sod(n) for n = 10202121100992 and 10202121101010.

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, 13937323543 + ... + 13937324274.

It is an arithmetic number, because the mean of its divisors is an integer number (1296171123537).

Almost surely, 2^{10202121101022} is an apocalyptic number.

10202121101022 is an abundant number, since it is smaller than the sum of its proper divisors (10536616875570).

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

10202121101022 is a wasteful number, since it uses less digits than its factorization.

10202121101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27874647883.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10202121101022 its reverse (22010112120201), we get a palindrome (32212233221223).

The spelling of 10202121101022 in words is "ten trillion, two hundred two billion, one hundred twenty-one million, one hundred one thousand, twenty-two".