102022120121002 has 16 divisors (see below), whose sum is σ = 155020937126400. Its totient is φ = 50348896313040.

The previous prime is 102022120120997. The next prime is 102022120121003. The reversal of 102022120121002 is 200121021220201.

It is a happy number.

It is a super-2 number, since 2×102022120121002² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102022120121003) 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, 104990002 + ... + 105957277.

It is an arithmetic number, because the mean of its divisors is an integer number (9688808570400).

Almost surely, 2^{102022120121002} is an apocalyptic number.

102022120121002 is a deficient number, since it is larger than the sum of its proper divisors (52998817005398).

102022120121002 is a wasteful number, since it uses less digits than its factorization.

102022120121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210950421.

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

Adding to 102022120121002 its reverse (200121021220201), we get a palindrome (302143141341203).

The spelling of 102022120121002 in words is "one hundred two trillion, twenty-two billion, one hundred twenty million, one hundred twenty-one thousand, two".