10122020121022 has 4 divisors (see below), whose sum is σ = 15183030181536. Its totient is φ = 5061010060510.

The previous prime is 10122020121011. The next prime is 10122020121079. The reversal of 10122020121022 is 22012102022101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 10122020120987 and 10122020121005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2530505030254 + ... + 2530505030257.

It is an arithmetic number, because the mean of its divisors is an integer number (3795757545384).

Almost surely, 2^{10122020121022} is an apocalyptic number.

10122020121022 is a deficient number, since it is larger than the sum of its proper divisors (5061010060514).

10122020121022 is an equidigital number, since it uses as much as digits as its factorization.

10122020121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5061010060513.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10122020121022 its reverse (22012102022101), we get a palindrome (32134122143123).

The spelling of 10122020121022 in words is "ten trillion, one hundred twenty-two billion, twenty million, one hundred twenty-one thousand, twenty-two".