101220212202202 has 4 divisors (see below), whose sum is σ = 151830318303306. Its totient is φ = 50610106101100.

The previous prime is 101220212201981. The next prime is 101220212202247. The reversal of 101220212202202 is 202202212022101.

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

It can be written as a sum of positive squares in only one way, i.e., 100179100120401 + 1041112081801 = 10008951^2 + 1020349^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 101220212202202.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25305053050549 + ... + 25305053050552.

Almost surely, 2^{101220212202202} is an apocalyptic number.

101220212202202 is a deficient number, since it is larger than the sum of its proper divisors (50610106101104).

101220212202202 is an equidigital number, since it uses as much as digits as its factorization.

101220212202202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50610106101103.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 101220212202202 its reverse (202202212022101), we get a palindrome (303422424224303).

The spelling of 101220212202202 in words is "one hundred one trillion, two hundred twenty billion, two hundred twelve million, two hundred two thousand, two hundred two".