101111002121010 has 64 divisors (see below), whose sum is σ = 286279261323264. Its totient is φ = 22365567288000.

The previous prime is 101111002120993. The next prime is 101111002121021. The reversal of 101111002121010 is 10121200111101.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7765815466 + ... + 7765828485.

It is an arithmetic number, because the mean of its divisors is an integer number (4473113458176).

Almost surely, 2^{101111002121010} is an apocalyptic number.

101111002121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101111002121010 is an abundant number, since it is smaller than the sum of its proper divisors (185168259202254).

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

101111002121010 is a wasteful number, since it uses less digits than its factorization.

101111002121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15531643999.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 101111002121010 its reverse (10121200111101), we get a palindrome (111232202232111).

The spelling of 101111002121010 in words is "one hundred one trillion, one hundred eleven billion, two million, one hundred twenty-one thousand, ten".