1020212202102 has 72 divisors (see below), whose sum is σ = 2158810425576. Its totient is φ = 321374521728.

The previous prime is 1020212202089. The next prime is 1020212202127. The reversal of 1020212202102 is 2012022120201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1088806578 + ... + 1088807514.

It is an arithmetic number, because the mean of its divisors is an integer number (29983478133).

Almost surely, 2^{1020212202102} is an apocalyptic number.

1020212202102 is an abundant number, since it is smaller than the sum of its proper divisors (1138598223474).

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

1020212202102 is an frugal number, since it uses more digits than its factorization.

1020212202102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2398 (or 1670 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1020212202102 its reverse (2012022120201), we get a palindrome (3032234322303).

The spelling of 1020212202102 in words is "one trillion, twenty billion, two hundred twelve million, two hundred two thousand, one hundred two".