1011202021202 has 8 divisors (see below), whose sum is σ = 1516807922556. Its totient is φ = 505599380352.

The previous prime is 1011202021097. The next prime is 1011202021243. The reversal of 1011202021202 is 2021202021101.

It can be written as a sum of positive squares in 2 ways, for example, as 839457255961 + 171744765241 = 916219^2 + 414421^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226358 + ... + 1440014.

Almost surely, 2^{1011202021202} is an apocalyptic number.

1011202021202 is a deficient number, since it is larger than the sum of its proper divisors (505605901354).

1011202021202 is a wasteful number, since it uses less digits than its factorization.

1011202021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1630252.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1011202021202 its reverse (2021202021101), we get a palindrome (3032404042303).

The spelling of 1011202021202 in words is "one trillion, eleven billion, two hundred two million, twenty-one thousand, two hundred two".